Research
Publications, projects, and academic work
1 Publications
321 total publications spanning multiple research domains in biostatistics, clinical trials, and medical research.
Filter by Topic: Click any badge below to filter publications by research area.
Medical/Clinical Military/Defense Neuroimaging/Technical COVID/Healthcare General Research
2 📚 Publications
2.1 2024
Galasko, Douglas, Farlow, Martin R, Lucey, Brendan P, Honig, Lawrence S, Elbert, Donald, Bateman, Randall, Momper, Jeremiah, Thomas, Ronald G, Rissman, Robert A, Pa, Judy, & others, “A multicenter, randomized, double-blind, placebo-controlled ascending dose study to evaluate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamic (PD) effects of Posiphen in subjects with Early Alzheimer’s Disease”, Alzheimer’s Research & Therapy, (2024)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
McEvoy, Cory, Crabtree, Adam, Case, John, Means, Gary E, Muench, Peter, Thomas, Ronald G, Ivory, Rebecca A, Mihalik, Jason, & Meabon, James S, “Cumulative blast impulse is predictive for changes in chronic neurobehavioral symptoms following low level blast exposure during military training”, Military medicine, (2024)
Military/Defense Biostatistics R Military health
🔗 Article
Terry, Garth, Pagulayan, Kathleen F, Muzi, Mark, Mayer, Cynthia, Murray, Daniel R, Schindler, Abigail G, Richards, Todd L, McEvoy, Cory, Crabtree, Adam, McNamara, Chris, & others, “Increased [18F] Fluorodeoxyglucose Uptake in the Left Pallidum in Military Veterans with Blast-Related Mild Traumatic Brain Injury: Potential as an Imaging Biomarker and Mediation with Executive Dysfunction and Cognitive Impairment”, Journal of Neurotrauma, (2024)
Medical/Clinical Biostatistics R Traumatic brain injury Military health Neuroimaging Biomarkers Cognitive decline
🔗 Article
2.2 2023
Reiman, Eric M, Pruzin, Jeremy J, Rios-Romenets, Silvia, Brown, Chris, Giraldo, Margarita, Acosta-Baena, Natalia, Tobon, Carlos, Hu, Nan, Chen, Yinghua, Ghisays, Valentina, & others, “A public resource of baseline data from the Alzheimer’s Prevention Initiative Autosomal-Dominant Alzheimer’s Disease Trial”, Alzheimer’s & Dementia, (2023)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
Raskind, Murray A, Williams, Tammy, Holmes, Hollie, Hart, Kim, Crews, Laura, Poupore, Eileen L, Thomas, Ronald G, Darnell, Jolee, Daniels, Colin, Goke, Kevin, & others, “A randomized controlled clinical trial of prazosin for alcohol use disorder in active duty soldiers: Predictive effects of elevated cardiovascular parameters”, Alcoholism: Clinical and Experimental Research, (2023)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Terry, Garth, Pagulayan, Kati, Muzi, Mark, Mayer, Cynthia, Murray, Daniel, Schindler, Abigail, Richards, Todd, McEvoy, Cory, Crabtree, Adam, McNamara, Chris, & others, “FDG-PET as a Clinical Diagnostic Biomarker for Repetitive Blast Mild Traumatic Brain Injury”, NEUROPSYCHOPHARMACOLOGY, (2023)
Military/Defense Biostatistics R Traumatic brain injury Neuroimaging Biomarkers
🔗 Article
Ghisays, Valentina, Lopera, Francisco, Su, Yi, Malek-Ahmadi, Michael H, Chen, Yinghua, Protas, Hillary D, Luo, Ji, Hu, Nan, Clayton, David, Schiffman, Courtney, & others, “Impact of reference region on longitudinal florbetapir PET SUVR changes from the API ADAD Colombia Trial”, Alzheimer’s & Dementia, (2023)
Neuroimaging/Technical Biostatistics R Neuroimaging Longitudinal studies
🔗 Article
Keil, Samantha A, Schindler, Abigail G, Wang, Marie X, Piantino, Juan, Silbert, Lisa C, Elliott, Jonathan E, Werhane, Madeleine L, Thomas, Ronald G, Willis, Sherry, Lim, Miranda M, & others, “Longitudinal Sleep Patterns and Cognitive Impairment in Older Adults”, JAMA Network Open, (2023)
Medical/Clinical Biostatistics R Sleep disorders Cognitive decline Longitudinal studies
🔗 Article
Meabon, James S, Schindler, Abigail G, Murray, Daniel R, Colasurdo, Elizabeth A, Sikkema, Carl L, Rodriguez, Joshua W, Omer, Mohamed, Cline, Marcella M, Logsdon, Aric F, Cross, Donna J, & others, “Pontine pathology mediates common symptoms of blast-induced chronic mild traumatic brain injury”, medRxiv, (2023)
Military/Defense Biostatistics R Traumatic brain injury
🔗 Article
Qiu, Yuqi, Messer, Karen, Jacobs, Diane M, Salmon, David P, Kaplita, Stephen, Wellington, Cheryl L, Stukas, Sophie K, Askew, Brianna, Brewer, James B, Brody, Mark, & others, “Prognostic value of plasma biomarkers in a clinical trial of mild-to-moderate Alzheimer’s Disease”, Alzheimer’s & Dementia, (2023)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Biomarkers
🔗 Article
Hendrickson, Rebecca C, McCall, Catherine A, Rosser, Aaron F, Pagulayan, Kathleen F, Chang, Bernard P, Sano, Ellen D, Thomas, Ronald G, & Raskind, Murray A, “The relative contribution of COVID-19 infection versus COVID-19 related occupational stressors to insomnia in healthcare workers”, Sleep medicine: X, (2023)
COVID/Healthcare Biostatistics R COVID-19 Sleep disorders
🔗 Article
2.3 2022
Jansson, Deidre, Wang, Marie, Thomas, Ronald G., Erickson, Michelle A., Peskind, Elaine R., Li, Ge, & Iliff, Jeffrey, “Markers of Cerebrovascular Injury, Inflammation, and Plasma Lipids Are Associated with Alzheimer’s Disease Cerebrospinal Fluid Biomarkers in Cognitively Normal Persons”, Journal of Alzheimer’s Disease, (2022)
Medical/Clinical biomarkers blood-brain barrier cerebrospinal fluid hdl ldl ptau tau Alzheimer’s disease Biomarkers Cognitive decline
🔗 Article
Vila-Castelar, Clara, Tariot, Pierre N, Sink, Kaycee M, Clayton, David, Langbaum, Jessica B, Thomas, Ronald G, Chen, Yinghua, Su, Yi, Chen, Kewei, Hu, Nan, & others, “Sex differences in cognitive resilience in preclinical autosomal-dominant Alzheimer’s disease carriers and non-carriers: baseline findings from the API ADAD Colombia Trial”, Alzheimer’s & Dementia, (2022)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Shadyab, Aladdin H, LaCroix, Andrea Z, Matthews, Genevieve, Bennett, Daniel, Shadyab, Alexandre A, Tan, Donna, Thomas, Ronald G, Mason, Jennifer, Lopez, Alex, Askew, Brianna, & others, “T2 Protect AD: Achieving a rapid recruitment timeline in a multisite clinical trial for individuals with mild to moderate Alzheimer’s disease”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2022)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Hendrickson, Rebecca C & Slevin, Rois', “The impact of the COVID-19 pandemic on mental health, occupational functioning, and professional retention among health care workers and first responders”, Journal of general internal medicine, (2022)
COVID/Healthcare Biostatistics R COVID-19
🔗 Article
2.4 2021
Salloway, Stephen, Farlow, Martin, McDade, Eric, Clifford, David B, Wang, Guoqiao, Llibre-Guerra, Jorge J, Hitchcock, Janice M, Mills, Susan L, Santacruz, Anna M, Aschenbrenner, Andrew J, Hassenstab, Jason, Benzinger, Tammie L S, Gordon, Brian A, Fagan, Anne M, Coalier, Kelley A, Cruchaga, Carlos, Goate, Alison A, Perrin, Richard J, Xiong, Chengjie, …, S'a, “A trial of gantenerumab or solanezumab in dominantly inherited Alzheimer’s disease”, Nature Medicine, (2021), doi: 10.1038/s41591-021-01369-8
Medical/Clinical Biostatistics R Alzheimer’s disease
Binette, Alexa Pichet, Vachon-Presseau, Etienne, Morris, John, Bateman, Randall, Benzinger, Tammie, Collins, D Louis, Poirier, Judes, Breitner, John CS, Villeneuve, Sylvia, Allegri, Ricardo, & others, “Amyloid and tau pathology associations with personality traits, neuropsychiatric symptoms, and cognitive lifestyle in the preclinical phases of sporadic and autosomal dominant Alzheimer’s disease”, Biological psychiatry, (2021)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Hendrickson, Rebecca C, Thomas, Ronald G, Schork, Nicholas J, & Raskind, Murray A, “Optimizing aggregated N-of-1 trial designs for predictive biomarker validation: statistical methods and theoretical findings”, Creating Evidence from Real World Patient Digital Data, (2021)
Neuroimaging/Technical Biostatistics R Biomarkers Statistical methods
🔗 Article
Hu, Nan, Mackey, Howard, & Thomas, Ronald, “Power and sample size for random coefficient regression models in randomized experiments with monotone missing data”, Biometrical Journal, (2021)
General Research Biostatistics R Clinical trials
🔗 Article
Matthews, Dawn C, Ritter, Aaron, Thomas, Ronald G, Andrews, Randolph D, Lukic, Ana S, Revta, Carolyn, Kinney, Jefferson W, Tousi, Babak, Leverenz, James B, Fillit, Howard, & others, “Rasagiline effects on glucose metabolism, cognition, and tau in Alzheimer’s dementia”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2021)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Shadyab, Aladdin & others, “Recruitment of a multi-site randomized controlled trial of aerobic exercise for older adults with amnestic mild cognitive impairment: the EXERT trial”, Alzheimer’s & Dementia, (2021)
Medical/Clinical Biostatistics R Clinical trials Cognitive decline
🔗 Article
Hendrickson, Rebecca C & Slevin, Rois', “The Impact of the COVID-19 Pandemic on Mental Health, Occupational Functioning, and Professional Retention Among Health Care Workers and First Responders”, Journal of general internal medicine, (2021)
COVID/Healthcare Biostatistics R COVID-19
🔗 Article
2.5 2020
Rios-Romenets, Silvia, Lopera, Francisco, Sink, Kaycee M, Hu, Nan, Lian, Qinshu, Guthrie, Heather, Smith, Jillian, Cho, William, Mackey, Howard, Langbaum, Jessica B, & others, “Baseline demographic, clinical, and cognitive characteristics of the Alzheimer’s Prevention Initiative (API) Autosomal-Dominant Alzheimer’s Disease Colombia Trial”, Alzheimer’s & Dementia, (2020)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Prevention trials
🔗 Article
Jacobs, Diane M, Thomas, Ronald G, Salmon, David P, Jin, Shelia, Feldman, Howard H, Cotman, Carl W, Baker, Laura D, Alzheimer’s Disease Cooperative Study EXERT Study Group, & Alzheimer’s Disease Neuroimaging Initiative, “Development of a novel cognitive composite outcome to assess therapeutic effects of exercise in the EXERT trial for adults with MCI: The ADAS-Cog-Exec”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2020)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Hendrickson, Rebecca C, Thomas, Ronald G, Schork, Nicholas J, & Raskind, Murray A, “Optimizing aggregated n-of-1 trial designs for predictive biomarker validation: statistical methods and theoretical findings”, Frontiers in Digital Health, (2020)
Neuroimaging/Technical Biostatistics R Biomarkers Statistical methods
🔗 Article
Ghisays, Valentina, Lopera, Francisco, Goradia, Dhruman D, Protas, Hillary D, Malek-Ahmadi, Michael H, Chen, Yinghua, Devadas, Vivek, Luo, Ji, Lee, Wendy, Brown, Christopher T, & others, “PET evidence of preclinical cerebellar amyloid plaque deposition in autosomal dominant Alzheimer’s disease”, 2020 Alzheimer’s Association International Conference, (2020)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging
🔗 Article
Vila-Castelar, Clara, Tariot, Pierre N, Sink, Kaycee M, Clayton, David, Langbaum, Jessica B, Thomas, Ronald G, Chen, Yinghua, Su, Yi, Hu, Nan, Giraldo-Chica, Margarita, & others, “Sex differences in neurodegeneration and memory performance in preclinical autosomal dominant Alzheimer’s disease: Baseline findings from the API ADAD trial: Intersections of sex/gender and race/ethnicity in cognitive aging and Alzheimer’s disease trajectories”, Alzheimer’s & Dementia, (2020)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Langbaum, Jessica B, Ellison, Noel N, Caputo, Angelika, Thomas, Ronald G, Langlois, Carolyn, Riviere, Marie-Emmanuelle, Graf, Ana, Lopez Lopez, Cristina, Reiman, Eric M, Tariot, Pierre N, & others, “The Alzheimer’s Prevention Initiative Composite Cognitive Test: a practical measure for tracking cognitive decline in preclinical Alzheimer’s disease”, Alzheimer’s Research & Therapy, (2020)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Prevention trials
🔗 Article
Matthews, Dawn, Ritter, Aaron, Thomas, Ronald G, Andrews, Randolph D, Lukic, Ana S, Revta, Carolyn, Tousi, Babak, Leverenz, James B, Fillit, Howard, Zhong, Kate, & others, “The Effects of Rasagiline on Glucose Metabolism and Cognition and Their Relationship to Tau Burden in a Double-Blind, Placebo-Controlled Phase Ii Clinical Trial of Participants with Alzheimer’s Dementia”, Placebo-Controlled Phase Ii Clinical Trial of Participants with Alzheimer’s Dementia (2/21/2020), (2020)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
2.6 2019
Sano, Mary, Zhu, Carolyn W, Kaye, Jeffrey, Mundt, James C, Hayes, Tamara L, Ferris, Steven, Thomas, Ronald G, Sun, Chung-Kai, Jiang, Yanxin, Donohue, Michael C, & others, “A randomized clinical trial to evaluate home-based assessment of people over 75 years old”, Alzheimer’s & Dementia, (2019)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Tariot, Pierre N, Lopera, Francisco, Sink, Kaycee, Hu, Nan, Guthrie, Heather, Smith, Jillian, Cho, William, Langbaum, Jessica B, Thomas, Ronald G, Giraldo, Margarita, & others, “F4-04-01: TRIAL DESIGN, DATA SHARING RISK MITIGATION, AND BASELINE CLINICAL AND COGNITIVE DATA FROM THE API AUTOSOMAL DOMINANT ALZHEIMER’S DISEASE COLOMBIA TRIAL”, Alzheimer’s & Dementia, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Acosta-Baena, Natalia, Rios-Romenets, Silvia, Munoz, Claudia, Bocanegra, Yamile, Henao, Eliana, Giraldo, Margarita, Tobon, Carlos, Sink, Kaycee, Hu, Nan, Guthrie, Heather, & others, “F4-04-02: AGE-RELATED CHANGES IN BASELINE COGNITIVE MEASURES IN UNIMPAIRED PSEN1 E280A MUTATION CARRIERS AND NON-CARRIERS IN THE API AUTOSOMAL DOMINANT ALZHEIMER’S DISEASE COLOMBIA TRIAL”, Alzheimer’s & Dementia, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Su, Yi, Rios-Romenets, Silvia, Tariot, Pierre N, Sink, Kaycee, Clayton, David, Hu, Nan, Guthrie, Heather, Smith, Jillian, Cho, William, Langbaum, Jessica B, & others, “F4-04-03: RELATIONSHIPS BETWEEN BASELINE BRAIN IMAGING BIOMARKER MEASUREMENTS AND AGE IN THE API AUTOSOMAL DOMINANT ALZHEIMER’S DISEASE COLOMBIA TRIAL”, Alzheimer’s & Dementia, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Biomarkers
🔗 Article
Quiroz, Yakeel T, Tariot, Pierre N, Sink, Kaycee, Clayton, David, Langbaum, Jessica B, Thomas, Ronald G, Giraldo, Margarita, Tobon, Carlos, Acosta-Baena, Natalia, Luna, Ernesto, & others, “F4-04-04: ASSOCIATION BETWEEN CEREBRAL AMYLOIDOSIS AND WORSE COGNITIVE PERFORMANCE IN PRECLINICAL AUTOSOMAL DOMINANT ALZHEIMER’S DISEASE: BASELINE FINDINGS FROM THE API COLOMBIA AUTOSOMAL DOMINANT AD TRIAL”, Alzheimer’s & Dementia, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Schneider, Lon S, Geffen, Yona, Rabinowitz, Jonathan, Thomas, Ronald G, Schmidt, Reinhold, Ropele, Stefan, Weinstock, Marta, Ladostigil Study Group, & others, “Low-dose ladostigil for mild cognitive impairment: A phase 2 placebo-controlled clinical trial”, Neurology, (2019)
Medical/Clinical Biostatistics R Clinical trials Cognitive decline
🔗 Article
Huisa, Branko N, Thomas, Ronald G, Jin, Shelia, Oltersdorf, Tilman, Taylor, Curtis, & Feldman, Howard H, “Memantine and acetylcholinesterase inhibitor use in Alzheimer’s disease clinical trials: Potential for confounding by indication”, Journal of Alzheimer’s Disease, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Kilian, Hett, Vinh-Thong, Ta, Gwenaelle, Catheline, Tourdias, Thomas, Manjon, Jose V, Pierrick, Coupe, Weiner, Michael W, Aisen, Paul, Petersen, Ronald, Jack Jr, Clifford R, & others, “Multimodal Hippocampal Subfield Grading For Alzheimer’s Disease Classification”, Scientific Reports (Nature Publisher Group), (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Liu, Jiao, Zhang, Binlong, Wilson, Georgia, Kong, Jian, Weiner, Michael W, Aisen, Paul, Weiner, Michael, Petersen, Ronald, Jack Jr, Clifford R, Jagust, William, & others, “New Perspective for Non-invasive Brain Stimulation Site Selection in Mild Cognitive Impairment: Based on Meta-and Functional Connectivity Analyses”, Frontiers in aging neuroscience, (2019)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Gupta, Yubraj, Lama, Ramesh Kumar, Kwon, Goo-Rak, Weiner, Michael W, Aisen, Paul, Weiner, Michael, Petersen, Ronald, Jack Jr, Clifford R, Jagust, William, Trojanowki, John Q, & others, “Prediction and classification of Alzheimer’s disease based on combined features from apolipoprotein-E genotype, cerebrospinal fluid, MR, and FDG-PET imaging biomarkers”, Frontiers in computational neuroscience, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Biomarkers
🔗 Article
Zhao, Qian, Liu, Min, Ha, Lingxia, Zhou, Yun, Weiner, Michael W, Aisen, Paul, Weiner, Michael, Petersen, Ronald, Jack Jr, Clifford R, Jagust, William, & others, “Quantitative 18F-AV1451 brain tau PET imaging in cognitively normal older adults, mild cognitive impairment, and Alzheimer’s disease patients”, Frontiers in neurology, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Cognitive decline
🔗 Article
Schneider, Lon S, Thomas, Ronald G, Hendrix, Suzanne, Rissman, Robert A, Brewer, James B, Salmon, David P, Oltersdorf, Tilman, Okuda, Tomohiro, Feldman, Howard H, & others, “Safety and efficacy of edonerpic maleate for patients with mild to moderate Alzheimer disease: a phase 2 randomized clinical trial”, JAMA neurology, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Borowsky, Beth, Lopez, Cristina Lopez, Tariot, Pierre, Caputo, Angelika, Liu, Fonda, Riviere, Marie-Emmanuelle, Rouzade-Dominguez, Marie-Laure, Thomas, Ronald, Langbaum, Jessica, Viglietta, Vissia, & others, “The Alzheimer Prevention Initiative Generation Program: Evaluation of CNP520 in Preclinical Alzheimer’s Disease (P4. 1-005)”, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
Lopez, Cristina Lopez, Tariot, Pierre N, Caputo, Angelika, Langbaum, Jessica B, Liu, Fonda, Riviere, Marie-Emmanuelle, Langlois, Carolyn, Rouzade-Dominguez, Marie-Laure, Zalesak, Martin, Hendrix, Suzanne, & others, “The Alzheimer’s Prevention Initiative Generation Program: study design of two randomized controlled trials for individuals at risk for clinical onset of Alzheimer’s disease”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2019)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Prevention trials
🔗 Article
2.7 2018
Klinger, Rebecca Y, James, Olga G, Borges-Neto, Salvador, Bisanar, Tiffany, Li, Yi-Ju, Qi, Wenjing, Berger, Miles, Terrando, Niccolo, Newman, Mark F, Doraiswamy, P Murali, & others, “18F-florbetapir Positron Emission Tomography–determined Cerebral beta-Amyloid Deposition and Neurocognitive Performance after Cardiac Surgery”, Anesthesiology, (2018)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Rafii, Michael S, Tuszynski, Mark H, Thomas, Ronald G, Barba, David, Brewer, James B, Rissman, Robert A, Siffert, Joao, Aisen, Paul S, AAV2-NGF Study Team, & others, “Adeno-associated viral vector (serotype 2)–nerve growth factor for patients with alzheimer disease: a randomized clinical trial”, JAMA neurology, (2018)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Huisa, Branko, Thomas, Ronald, Jin, Shelia, Oltersdorf, Tilman, Taylor, Curtis, & Feldman, Howard, “Memantine and Cholinesterase Inhibitor Use in Alzheimer Disease Trials: Potential for Confounding by Indication (P6. 178)”, (2018)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Jacobs, Diane M, Thomas, Ronald G, Salmon, David P, Huisa, Branko N, Feldman, Howard H, & Schneider, Lon S, “P3-032: SCREENING-TO-BASELINE COGNITIVE VARIABILITY DOES NOT PREDICT RATE OF DECLINE IN A CLINICAL TRIAL OF MILD-TO-MODERATE AD”, Alzheimer’s & Dementia, (2018)
Medical/Clinical Biostatistics R Clinical trials Cognitive decline
🔗 Article
Reiman, Eric M, Sink, Kaycee M, Hu, Nan, Guthrie, Heather, Smith, Jillian, Cho, William, Knoll, Katie L, Langbaum, Jessica B, Thomas, Ronald G, Toga, Arthur W, & others, “P4-209: A PUBLIC RESOURCE OF BASELINE DATA FROM THE API AUTOSOMAL DOMINANT ALZHEIMER’S DISEASE COLOMBIA TRIAL”, Alzheimer’s & Dementia, (2018)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Verfaillie, Sander CJ, Binette, Alexa Pichet, Vachon-Presseau, Etienne, Tabrizi, Shirin, Savard, Melissa, Bellec, Pierre, Ossenkoppele, Rik, Scheltens, Philip, van der Flier, Wiesje M, Breitner, John CS, & others, “Subjective cognitive decline is associated with altered default mode network connectivity in individuals with a family history of Alzheimer’s disease”, Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, (2018)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Tariot, Pierre N, Lopera, Francisco, Langbaum, Jessica B, Thomas, Ronald G, Hendrix, Suzanne, Schneider, Lon S, Rios-Romenets, Silvia, Giraldo, Margarita, Acosta, Natalia, Tobon, Carlos, & others, “The Alzheimer’s Prevention Initiative Autosomal-Dominant Alzheimer’s Disease Trial: A study of crenezumab versus placebo in preclinical PSEN1 E280A mutation carriers to evaluate efficacy and safety in the treatment of autosomal-dominant Alzheimer’s disease, including a placebo-treated noncarrier cohort”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2018)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development Prevention trials
🔗 Article
2.8 2017
Relkin, Norman R, Thomas, Ronald G, Rissman, Robert A, Brewer, James B, Rafii, Michael S, Van Dyck, Christopher H, Jack, Clifford R, Sano, Mary, Knopman, David S, Raman, Rema, & others, “A phase 3 trial of IV immunoglobulin for Alzheimer disease”, Neurology, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Lim, Yen Ying, Mormino, Elizabeth C, Alzheimer’s Disease Neuroimaging Initiative, & others, “APOE genotype and early beta-amyloid accumulation in older adults without dementia”, Neurology, (2017)
Medical/Clinical Biostatistics R
🔗 Article
Russo, Mar', “Adding recognition discriminability index to the delayed recall is useful to predict conversion from mild cognitive impairment to Alzheimer’s disease in the Alzheimer’s disease neuroimaging initiative”, Frontiers in aging neuroscience, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Cognitive decline
🔗 Article
Risacher, Shannon L, Anderson, Wesley H, Charil, Arnaud, Castelluccio, Peter F, Shcherbinin, Sergey, Saykin, Andrew J, Schwarz, Adam J, Alzheimer’s Disease Neuroimaging Initiative, & others, “Alzheimer disease brain atrophy subtypes are associated with cognition and rate of decline”, Neurology, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Munilla, Jorge, Ortiz, Andres, Gorriz, Juan M, Ramirez, Javier, Weiner, Michael W, Aisen, Paul, Weiner, Michael, Petersen, Ronald, Jack Jr, Clifford R, Jagust, William, & others, “Construction and analysis of weighted brain networks from sice for the study of Alzheimer’s disease”, Frontiers in neuroinformatics, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Statistical methods
🔗 Article
Guo, Shengwen, Lai, Chunren, Wu, Congling, Cen, Guiyin, Weiner, Michael W, Aisen, Paul, Weiner, Michael, Petersen, Ronald, Jack Jr, Clifford R, Jagust, William, & others, “Conversion discriminative analysis on mild cognitive impairment using multiple cortical features from MR images”, Frontiers in aging neuroscience, (2017)
Medical/Clinical Biostatistics R Cognitive decline Statistical methods
🔗 Article
Petersen, Ronald C, Thomas, Ronald G, Aisen, Paul S, Mohs, Richard C, Carrillo, Maria C, Albert, Marilyn S, Alzheimer’s Disease Neuroimaging Initiative (ADNI, & others, “Randomized controlled trials in mild cognitive impairment: sources of variability”, Neurology, (2017)
Medical/Clinical Biostatistics R Clinical trials Cognitive decline
🔗 Article
Park, Jong-Yun, Na, Han Kyu, Kim, Sungsoo, Kim, Hyunwook, Kim, Hee Jin, Seo, Sang Won, Na, Duk L, Han, Cheol E, & Seong, Joon-Kyung, “Robust identification of Alzheimer’s disease subtypes based on cortical atrophy patterns”, Scientific reports, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Tariot, Pierre, Lopez-Lopez, Cristina, Caputo, Angelika, Thomas, Ronald G, Langbaum, Jessica, Lenz, Robert, Vargas, Gabriel, Viglietta, Vissia, Reiman, Eric M, & Graf, Ana, “The Alzheimer’s Prevention Initiative (API) Generation Program: Evaluating the Efficacy of the BACE-1 Inhibitor CNP520 in Preclinical Alzheimer’s Disease”, NEUROPSYCHOPHARMACOLOGY, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
Lopez, C Lopez, Caputo, A, Liu, F, Riviere, ME, Rouzade-Dominguez, ML, Thomas, RG, Langbaum, JB, Lenz, R, Reiman, EM, Graf, A, & others, “The Alzheimer’s Prevention Initiative Generation Program: evaluating CNP520 efficacy in the prevention of Alzheimer’s disease”, J Prev Alzheimers Dis, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
Caputo, Angelika, Racine, Amy, Paule, Ines, Martens, Edwin P, Tariot, Pierre, Langbaum, Jessica B, Thomas, Ronald G, Hendrix, Suzanne, Ryan, J Michael, Lopez-Lopez, Cristina, & others, “[O5–01–02]: RATIONALE FOR SELECTION OF PRIMARY ENDPOINTS IN THE ALZHEIMER PREVENTION INITIATIVE GENERATION STUDY IN COGNITIVELY HEALTHY APOE4 HOMOZYGOTES”, Alzheimer’s & Dementia, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Prevention trials
🔗 Article
Schneider, Lon S, Thomas, Ronald G, Hendrix, Suzanne, Brewer, James B, Rissman, Robert A, Salmon, David P, Kobayashi, Hiroshi, & Feldman, Howard H, “[P4–573]: A PHASE 2 MULTICENTER, RANDOMIZED, PLACEBO-CONTROLLED TRIAL TO EVALUATE THE EFFICACY AND SAFETY OF EDONERPIC (T-817) IN PATIENTS WITH MILD TO MODERATE ALZHEIMER’s DISEASE”, Alzheimer’s & Dementia, (2017)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
2.9 2016
Liu, Haochen, Zhou, Xiaoting, Jiang, Hao, He, Hua, & Liu, Xiaoquan, “A semi-mechanism approach based on MRI and proteomics for prediction of conversion from mild cognitive impairment to Alzheimer’s disease”, Scientific reports, (2016)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Cognitive decline
🔗 Article
Gelmont, David, Thomas, Ronald G, Britt, Jonathan, Dyck-Jones, Jacqueline A, Doralt, Jennifer, Fritsch, Sandor, Brewer, James B, Rissman, Robert A, & Aisen, Paul, “Demonstration of safety of intravenous immunoglobulin in geriatric patients in a long-term, placebo-controlled study of Alzheimer’s disease”, Alzheimer’s & Dementia: Translational Research & Clinical Interventions, (2016)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Deming, Yuetiva, Xia, Jian, Cai, Yefei, Lord, Jenny, Del-Aguila, Jorge L, Fernandez, Maria Victoria, Carrell, David, Black, Kathleen, Budde, John, Ma, ShengMei, & others, “Genetic studies of plasma analytes identify novel potential biomarkers for several complex traits”, Scientific Reports, (2016)
Neuroimaging/Technical Biostatistics R Biomarkers
🔗 Article
Thomas, Ronald G, Albert, Marilyn, Petersen, Ronald C, & Aisen, Paul S, “Longitudinal decline in mild-to-moderate Alzheimer’s disease: analyses of placebo data from clinical trials”, Alzheimer’s & Dementia, (2016)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Longitudinal studies
🔗 Article
Tariot, Pierre, Langbaum, Jessica, Schneider, Lon, Thomas, Ronald G, Graf, Ana, Lopez-Lopez, Cristina, Caputo, Angelika, Lenz, Robert, Vargas, Gabriel, & Reiman, Eric M, “The Alzheimer’s Prevention Initiative Generation Study: A Preclinical Trial in APOE4 Homozygotes”, NEUROPSYCHOPHARMACOLOGY, (2016)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Prevention trials
🔗 Article
2.10 2015
Turner, R Scott, Thomas, Ronald G, Craft, Suzanne, Van Dyck, Christopher H, Mintzer, Jacobo, Reynolds, Brigid A, Brewer, James B, Rissman, Robert A, Raman, Rema, Aisen, Paul S, & others, “A randomized, double-blind, placebo-controlled trial of resveratrol for Alzheimer disease”, Neurology, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Chen, Chi-Hua, Peng, Qian, Schork, Andrew J, Lo, Min-Tzu, Fan, Chun-Chieh, Wang, Yunpeng, Desikan, Rahul S, Bettella, Francesco, Hagler, Donald J, Westlye, Lars T, & others, “Large-scale genomics unveil polygenic architecture of human cortical surface area”, Nature communications, (2015)
General Research Biostatistics R
🔗 Article
Donohue, Michael C, Moghadam, Setareh H, Roe, Allyson D, Sun, Chung-Kai, Edland, Steven D, Thomas, Ronald G, Petersen, Ronald C, Sano, Mary, Galasko, Douglas, Aisen, Paul S, & others, “Longitudinal plasma amyloid beta in Alzheimer’s disease clinical trials”, Alzheimer’s & Dementia, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Longitudinal studies
🔗 Article
Doody, Rachelle S, Raman, Rema, Sperling, Reisa A, Seimers, Eric, Sethuraman, Gopalan, Mohs, Richard, Farlow, Martin, Iwatsubo, Takeshi, Vellas, Bruno, Sun, Xiaoying, & others, “Peripheral and central effects of -secretase inhibition by semagacestat in Alzheimer’s disease”, Alzheimer’s research & therapy, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Turner, R, Thomas, Ronald, Craft, Suzanne, van Dyck, Christopher, Mintzer, Jacobo, Reynolds, Brigid, Brewer, James, Rissman, Robert, Raman, Rema, & Aisen, Paul, “Resveratrol is safe and well-tolerated in individuals with mild-moderate dementia due to Alzheimer’s disease.(S33. 009)”, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Gelmont, D, Thomas, RG, Dyck-Jones, JA, Fritsch, S, Aisen, P, & Relkin, N, “Safety of Intravenous Immunoglobulin Therapy in Patients with Probable Alzheimer’s Disease: A Randomized, Placebo-Controlled Clinical Study”, ANNALS OF ALLERGY ASTHMA & IMMUNOLOGY, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Drug development
🔗 Article
Orban, Pierre & Madjar, C'e, “Test-retest resting-state fMRI in healthy elderly persons with a family history of Alzheimer’s disease”, Scientific data, (2015)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging
🔗 Article
Newman, Rhian C, Ellis, Tim, Davison, Phil I, Ives, Mark J, Thomas, Rob J, Griffiths, Sian W, & Riley, William D, “Using novel methodologies to examine the impact of artificial light at night on the cortisol stress response in dispersing Atlantic salmon (Salmo salar L.) fry”, Conservation physiology, (2015)
General Research Biostatistics R Statistical methods
🔗 Article
2.11 2014
Doody, RS, Thomas, RG, Farlow, M, Iwatsubo, T, Vellas, B, Joffe, S, Kieburtz, K, Raman, R, Sun, X, Aisen, PS, & others, “Alzheimer’s Disease Cooperative Study Steering Committee; Solanezumab study group. Phase 3 trials of solanezumab for mild-to-moderate Alzheimer’s disease”, N Engl J Med, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Donohue, MC, Sperling, RA, Salmon, DP, Rentz, DM, Raman, R, Thomas, RG, Weiner, M, & Aisen, PS, “Australian imaging, biomarkers, and lifestyle flagship study of ageing; Alzheimer’s disease neuroimaging initiative; Alzheimer’s disease cooperative study. The preclinical Alzheimer cognitive composite: measuring amyloid-related decline”, JAMA Neurol, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Biomarkers Cognitive decline
🔗 Article
Chen, Yun-Fei, Mohs, Richard, Ding, Ying, Aisen, Paul, & Thomas, Ronald, “Bayesian Longitudinal Modeling on Placebo Data from Alzheimer’s Disease Clinical Studies (P1. 010)”, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease Longitudinal studies
🔗 Article
Galasko, Douglas, Bell, Joanne, Mancuso, Jessica Y, Kupiec, James W, Sabbagh, Marwan N, van Dyck, Christopher, Thomas, Ronald G, Aisen, Paul S, & others, “Clinical trial of an inhibitor of RAGE-A beta interactions in Alzheimer disease”, Neurology, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Donohue, Michael C, Jacqmin-Gadda, Hene, Le Goff, Melanie, Thomas, Ronald G, Raman, Rema, Gamst, Anthony C, Beckett, Laurel A, Jack Jr, Clifford R, Weiner, Michael W, Dartigues, Jean-Francois, & others, “Estimating long-term multivariate progression from short-term data”, Alzheimer’s & Dementia, (2014)
General Research Biostatistics R
🔗 Article
Donohue, Michael C, Gamst, Anthony, Jack, Clifford, Beckett, Laurel, Weiner, Michael, Aisen, Paul, Raman, Rema, & Thomas, Ronald, “F3-02-02: MODELING LONG-TERM DISEASE PROGRESSION WITH COVARIATES”, Alzheimer’s & Dementia, (2014)
General Research Biostatistics R
🔗 Article
Jimenez-Maggiora, Gustavo Adolfo, Thomas, Ronald G, Qiu, Hongmei, Hong, Phuoc, & Aisen, Paul S, “P1-357: ADCS EDC: INVESTIGATIONAL PRODUCT MANAGEMENT SYSTEM”, Alzheimer’s & Dementia, (2014)
General Research Biostatistics R
🔗 Article
Laske, Christoph, “Phase 3 trials of solanezumab and bapineuzumab for Alzheimer’s disease”, N Engl J Med, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Doody, Rachelle S, Thomas, Ronald G, Farlow, Martin, Iwatsubo, Takeshi, Vellas, Bruno, Joffe, Steven, Kieburtz, Karl, Raman, Rema, Sun, Xiaoying, Aisen, Paul S, & others, “Phase 3 trials of solanezumab for mild-to-moderate Alzheimer’s disease”, New England Journal of Medicine, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Donohue, Michael C, Sperling, Reisa A, Salmon, David P, Rentz, Dorene M, Raman, Rema, Thomas, Ronald G, Weiner, Michael, & Aisen, Paul S, “The preclinical Alzheimer cognitive composite: measuring amyloid-related decline”, JAMA neurology, (2014)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
2.12 2013
Doody, Rachelle S, Raman, Rema, Farlow, Martin, Iwatsubo, Takeshi, Vellas, Bruno, Joffe, Steven, Kieburtz, Karl, He, Feng, Sun, Xiaoying, Thomas, Ronald G, & others, “A phase 3 trial of semagacestat for treatment of Alzheimer’s disease”, New England Journal of Medicine, (2013)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Salmon, David P, Ferris, Steven H, Thomas, Ronald G, Sano, Mary, Cummings, Jeffery L, Sperling, Reisa A, Petersen, Ronald C, & Aisen, Paul S, “Age and apolipoprotein E genotype influence rate of cognitive decline in nondemented elderly.”, Neuropsychology, (2013)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Doody, RS, Raman, R, Farlow, M, Iwatsubo, T, Vellas, B, Joffe, S, Kieburtz, K, He, F, Sun, X, Thomas, RG, & others, “Alzheimer’s Disease Cooperative Study Steering Committee, Siemers E, Sethuraman G, Mohs R, Semagacestat Study Group. A phase 3 trial of semagacestat for treatment of Alzheimer’s disease”, N Engl J Med, (2013)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Posner, Holly B, Cano, Stefan, Carrillo, Maria C, Selnes, Ola, Stern, Yaakov, Thomas, Ronald G, Zajicek, John, Hobart, Jeremy, Alzheimer’s Disease Neuroimaging Initiative, & others, “Establishing the psychometric underpinning of cognition measures for clinical trials of Alzheimer’s disease and its precursors: a new approach”, Alzheimer’s & Dementia, (2013)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Burstein, Aaron, Galasko, Douglas, Aisen, Paul, Thomas, Ronald, Grimes, Imogene, Clark, David J, Mjalli, Adnan, & Orlande, Cesare, “P1–332: Evaluation of the relationship between TTP488 plasma concentrations and changes in ADAS-cog relative to placebo”, Alzheimer’s & Dementia, (2013)
General Research Biostatistics R
🔗 Article
Thomas, Ronald, Petersen, Ronald, Siuciak, Judith, Carrillo, Maria, Albert, Marilyn, Aisen, Paul, Alzheimer’s Disease Neuroimaging Initiative, & Foundation for NIH Biomarkers Consortium AD MCI Placebo Data Project Team, “P3–295: The Placebo Data Analysis in Alzheimer’s Disease (AD) and Mild Cognitive Impairment (MCI) Clinical Trials Project: Overview of progress in trial data collection, and key findings from the pooled Alzheimer’s disease trial datasets”, Alzheimer’s & Dementia, (2013)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline Statistical methods
🔗 Article
Jimenez-Maggiora, Gustavo, Thomas, Ronald, Bruschi, Stefania, Qiu, Hongmei, Hong, Phuoc, & Aisen, Paul, “P4–157: Adcs electronic data capture: Collaborative development and management of clinical trial databases”, Alzheimer’s & Dementia, (2013)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Mills, Sarah M, Mallmann, J, Santacruz, Anna M, Fuqua, A, Carril, M, Aisen, Paul S, Althage, MC, Belyew, S, Benzinger, Tammie L, Brooks, William S, & others, “Preclinical trials in autosomal dominant AD: implementation of the DIAN-TU trial”, Revue neurologique, (2013)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Hobart, Jeremy, Cano, Stefan, Posner, Holly, Selnes, Ola, Stern, Yaakov, Thomas, Ronald, Zajicek, John, & Alzheimer’s Disease Neuroimaging Initiative, “Putting the Alzheimer’s cognitive test to the test II: Rasch Measurement Theory”, Alzheimer’s & dementia, (2013)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
2.13 2012
Austin, David & Thomas, Rob, “A Garden before the Garden: Landscape, History and the National Botanic Garden of Wales”, Landscapes, (2012)
General Research Biostatistics R
🔗 Article
Galasko, DR, Peskind, E, Clark, CM, Quinn, JF, Ringman, JM, Jicha, GA, Cotman, C, Cottrell, B, Montine, TJ, Thomas, RG, & others, “Alzheimer’s Disease Cooperative Study. Antioxidants for Alzheimer disease: a randomized clinical trial with cerebrospinal fluid biomarker measures”, Arch Neurol, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Biomarkers
🔗 Article
Vellas, B, Hampel, H, & Roug'e, “Alzheimer’s disease therapeutic trials: EU/US Task Force report on recruitment, retention, and methodology”, The journal of nutrition, health & aging, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease Statistical methods
🔗 Article
Galasko, Douglas R, Peskind, Elaine, Clark, Christopher M, Quinn, Joseph F, Ringman, John M, Jicha, Gregory A, Cotman, Carl, Cottrell, Barbara, Montine, Thomas J, Thomas, Ronald G, & others, “Antioxidants for Alzheimer disease: a randomized clinical trial with cerebrospinal fluid biomarker measures”, Archives of neurology, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Biomarkers
🔗 Article
Irizarry, Michael C, Jin, Shelia, He, Feng, Emond, Jennifer A, Raman, Rema, Thomas, Ronald G, Sano, Mary, Quinn, Joseph F, Tariot, Pierre N, Galasko, Douglas R, & others, “Incidence of new-onset seizures in mild to moderate Alzheimer disease”, Archives of neurology, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Relkin, Norman, Gessert, Devon, Stokes, Karen, Adamiak, Basia, Ngo, Leock Y, Thomas, Ronald, Gelmont, David, & Aisen, Paul, “O3-13-05: The Gammaglobulin Alzheimer Partnership Study (GAP): Design, screening, enrollment and futility analysis results”, Alzheimer’s & Dementia, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease Statistical methods
🔗 Article
Jimenez-Maggiora, Gustavo, Thomas, Ronald, Hong, Phuoc, & Aisen, Paul, “P3-364: ADCS EDC”, Alzheimer’s & Dementia, (2012)
General Research Biostatistics R
🔗 Article
Thomas, Ronald, Jimenez, Gustavo, Brewer, James, Rissman, Robert A, & Aisen, Paul, “P3-383: ADCS data sharing”, Alzheimer’s & Dementia, (2012)
General Research Biostatistics R
🔗 Article
Aisen, Paul, Thomas, Ronald, Carrillo, Maria, Mohs, Richard, Petersen, Ronald, Siuciak, Judith, Albert, Marilyn, Alzheimer’s Disease Neuroimaging Initiative, & Foundation for NIH Biomarkers Consortium CSF Proteomics Project Team, “P3-384: The placebo data analysis in Alzheimer’s disease and mild cognitive impairment (MCI) clinical trials project: Overview of progress in trial data collection, and key findings from the pooled MCI trial datasets”, Alzheimer’s & Dementia, (2012)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline Statistical methods
🔗 Article
2.14 2011
Rafii, MS, Walsh, S, Little, JT, Behan, K, Reynolds, B, Ward, C, Jin, S, Thomas, R, Aisen, PS, & others, “A phase II trial of huperzine A in mild to moderate Alzheimer disease”, Neurology, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Sano, M, Bell, KL, Galasko, D, Galvin, JE, Thomas, RG, Van Dyck, CH, & Aisen, PS, “A randomized, double-blind, placebo-controlled trial of simvastatin to treat Alzheimer disease”, Neurology, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Sano, Mary, Raman, Rema, Emond, Jennifer, Thomas, Ronald G, Petersen, Ronald, Schneider, Lon S, & Aisen, Paul S, “Adding delayed recall to the Alzheimer Disease Assessment Scale is useful in studies of mild cognitive impairment but not Alzheimer disease”, Alzheimer disease and associated disorders, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Tariot, Pierre N, Schneider, Lon S, Cummings, Jeffrey, Thomas, Ronald G, Raman, Rema, Jakimovich, Laura J, Loy, Rebekah, Bartocci, Barbara, Fleisher, Adam, Ismail, M Saleem, & others, “Chronic divalproex sodium to attenuate agitation and clinical progression of Alzheimer disease”, Archives of General Psychiatry, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Fleisher, AS, Truran, D, Mai, JT, Langbaum, JBS, Aisen, PS, Cummings, JL, Jack, CR, Weiner, MW, Thomas, RG, Schneider, LS, & others, “Chronic divalproex sodium use and brain atrophy in Alzheimer disease”, Neurology, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Mockus, Danyte S, Macera, Caroline A, Wingard, Deborah L, Peddecord, Michael, Thomas, Ronald G, & Wilfley, Denise E, “Dietary self-monitoring and its impact on weight loss in overweight children”, International Journal of Pediatric Obesity, (2011)
General Research Biostatistics R
🔗 Article
Quinn, JF, Raman, R, Thomas, RG, Yurko-Mauro, K, Nelson, EB, Van Dyck, C, Galvin, JE, Emond, J, Jack Jr, CR, Weiner, M, & others, “Omega-3 Fatty Acids for Alzheimer’s Disease. What a Pill Can Tell Us about Eating Fish”, (2011)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Messick, Viviana, Donohue, Michael, Raman, Rema, Sano, Mary, Quinn, Joseph, Thomas, Ron, Emond, Jennifer, & Aisen, Paul, “P3-406: Role of caregiver in subject’s compliance with treatment”, Alzheimer’s & Dementia, (2011)
Medical/Clinical Biostatistics R Drug development
🔗 Article
Smart, N, George, A, Khan, D, Thomas, R, & Daniels, I, “Radiological follow up of perineal repair with cross-linked acellular porcine dermal collagen following extralevator abdominoperineal excision for low rectal cancer: P115”, Colorectal Disease, (2011)
General Research Biostatistics R Longitudinal studies
🔗 Article
Aisen, PS, Andrieu, S, Sampaio, C, Carrillo, M, Khachaturian, ZS, Dubois, Bruno, Feldman, HH, Petersen, RC, Siemers, E, Doody, RS, & others, “Report of the task force on designing clinical trials in early (predementia) AD”, Neurology, (2011)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Donohue, Michael C, Gamst, AC, Thomas, RG, Xu, R, Beckett, L, Petersen, Ronald Carl, Weiner, MW, Aisen, P, Alzheimer’s Disease Neuroimaging Initiative, & others, “The relative efficiency of time-to-threshold and rate of change in longitudinal data”, Contemporary clinical trials, (2011)
General Research Biostatistics R Longitudinal studies
🔗 Article
2.15 2010
Aisen, Paul S, Petersen, Ronald C, Donohue, Michael C, Gamst, Anthony, Raman, Rema, Thomas, Ronald G, Walter, Sarah, Trojanowski, John Q, Shaw, Leslie M, Beckett, Laurel A, & others, “Clinical Core of the Alzheimer’s Disease Neuroimaging Initiative: progress and plans”, Alzheimer’s & Dementia, (2010)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging
🔗 Article
Quinn, Joseph F, Raman, Rema, Thomas, Ronald G, Yurko-Mauro, Karin, Nelson, Edward B, Van Dyck, Christopher, Galvin, James E, Emond, Jennifer, Jack, Clifford R, Weiner, Michael, & others, “Docosahexaenoic acid supplementation and cognitive decline in Alzheimer disease: a randomized trial”, Jama, (2010)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline
🔗 Article
Donohue, Michael, Gamst, Anthony, Thomas, Ron, Brewer, Jim, Weiner, Michael, & Aisen, Paul, “O3-01-07: Rate of decline in ADNI normal controls with evidence of amyloid burden”, Alzheimer’s & Dementia, (2010)
General Research Biostatistics R
🔗 Article
Fleisher, Adam S, Jack Jr, Clifford R, Weiner, Michael W, Truran, Diana, Mai, Jacqueline, Aisen, Paul S, Cummings, Jeffrey L, Thomas, Ronald G, Schneider, Lon S, & Tariot, Pierre N, “P1-433: Brain volume changes with divalproex sodium in Alzheimer’s disease”, Alzheimer’s & Dementia, (2010)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Quinn, Joseph F, Thomas, Ronald, Raman, Rema, Yurko-Mauro, Karin, Bailey-Hall, Eileen, Nelson, Edward, Shaw, Les, & Aisen, Paul, “P1-447: Cerebrospinal fluid biomarker outcomes in a trial of docosahexaenoic acid (DHA) for Alzheimer’s disease”, Alzheimer’s & Dementia, (2010)
Medical/Clinical Biostatistics R Alzheimer’s disease Biomarkers
🔗 Article
2.16 2009
Raman, Rema, Thomas, Ronald G, Weiner, Michael W, Jack, Clifford R, Ernstrom, Karin, Aisen, Paul S, Tariot, Pierre N, & Quinn, Joseph F, “MRI substudy participation in Alzheimer disease (AD) clinical trials: baseline comparability of a substudy sample to entire study population”, Alzheimer disease and associated disorders, (2009)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Neuroimaging Epidemiology
🔗 Article
Quinn, Joseph F, Raman, Rema, Thomas, Ronald G, Ernstrom, Karin, Yurko-Mauro, Karin, Nelson, Edward B, Shinto, Lynne, Nair, Anil K, & Aisen, Paul, “O1-04-02: A clinical trial of docosahexanoic acid (DHA) for the treatment of Alzheimer’s disease”, Alzheimer’s & Dementia, (2009)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Drug development
🔗 Article
Tariot, Pierre N, Aisen, Paul, Cummings, Jeffrey, Jakimovich, Laura, Schneider, Lon, Thomas, Ronald, Becerra, Lida, & Loy, Rebekah, “O1-04-03: The ADCS valproate neuroprotection trial: Primary efficacy and safety results”, Alzheimer’s & Dementia, (2009)
General Research Biostatistics R
🔗 Article
Cano, Stefan, Posner, Holly, Aisen, Paul, Selnes, Ola, Stern, Yaakov, Thomas, Ronald, Weiner, Michael, Zajicek, John, Zeger, Scott, & Hobart, Jeremy, “O4-04-07: The ADAS-cog’s performance as a measure—lessons from the ADNI study: Part 2-evaluation using modern psychometric methods”, Alzheimer’s & Dementia, (2009)
General Research Biostatistics R Statistical methods
🔗 Article
Posner, Holly, Cano, Stefan, Aisen, Paul, Selnes, Ola, Stern, Yaakov, Thomas, Ronald, Weiner, Michael, Zajicek, John, Zeger, Scott, & Hobart, Jeremy, “P1-269: The ADAS-cog’s performance as a measure-lessons from the ADNI study: Part 1-evaluation using traditional psychometric methods”, Alzheimer’s & Dementia, (2009)
General Research Biostatistics R Statistical methods
🔗 Article
Hobart, Jeremy, Posner, Holly, Aisen, Paul, Selnes, Ola, Stern, Yaakov, Thomas, Ronald, Weiner, Michael, Zajicek, John, Zeger, Scott, & Cano, Stefan, “P1-270: The ADAS-cog’s performance as a measure-lessons from the ADNI study: Part 3-do the scale modifications add value?”, Alzheimer’s & Dementia, (2009)
General Research Biostatistics R
🔗 Article
Irizarry, Michael C, Raman, Rema, Schwarzschild, Michael A, Becerra, Lida M, Thomas, Ronald G, Peterson, Ronald C, Ascherio, Alberto, & Aisen, Paul S, “Plasma urate and progression of mild cognitive impairment”, Neurodegenerative Diseases, (2009)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Machado, C, Leisman, G, Koch, P, Rodriguez, R, Caiballo, M, Korein, J, Sanchez-Catasus, C, Perez, J, Djuric, S, Djuric, V, & others, “REVIEWS IN THE NEUROSCIENCES”, NEUROSCIENCES, (2009)
General Research Biostatistics R
🔗 Article
Pasner, Holly, Cano, Stefan J, Aisen, Paul, Selnes, Ola, Stern, Yaakov, Thomas, Ronald, Weiner, Michael, Zajicek, John, Zeger, Scott, & Hobart, Jeremy, “The ADAS-cog’s Performance as a Measure Lessons from the ADNI Study: Part 1-Evaluation Using Traditional Psychometric Methods”, Neurology, (2009)
General Research Biostatistics R Statistical methods
🔗 Article
2.17 2008
Khachaturian, Zaven S, Petersen, Ronald C, Gauthier, Serge, Buckholtz, Neil, Corey-Bloom, Jodey P, Evans, Bill, Fillit, Howard, Foster, Norman, Greenberg, Barry, Grundman, Michael, & others, “A roadmap for the prevention of dementia: the inaugural Leon Thal Symposium”, Alzheimer’s & dementia: the journal of the Alzheimer’s Association, (2008)
Medical/Clinical Biostatistics R Prevention trials
🔗 Article
Aisen, PS, Schneider, LS, Sano, M, Diaz-Arrastia, R, Van Dyck, CH, Weiner, MF, Bottiglieri, T, Jin, S, Stokes, KT, Thomas, RG, & others, “Alzheimer Disease Cooperative Study. High-dose B vitamin supplementation and cognitive decline in Alzheimer disease: a randomized controlled trial”, Jama, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline
🔗 Article
Roch-Levecq, Anne-Catherine, Brody, Barbara L, Thomas, Ronald G, & Brown, Stuart I, “Ametropia, preschoolers’ cognitive abilities, and effects of spectacle correction”, Archives of ophthalmology, (2008)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Doody, RS, Gavrilova, SI, Sano, M, Thomas, RG, Aisen, PS, Bachurin, SO, Seely, L, & Hung, D, “Dimebon investigators: Effect of dimebon on cognition, activities of daily living, behaviour, and global function in patients with mild-to-moderate Alzheimer’s disease: a randomised, double-blind, placebo-controlled study”, Lancet, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Aisen, Paul S, Schneider, Lon S, Sano, Mary, Diaz-Arrastia, Ramon, van Dyck, Christopher H, Weiner, Myron F, Bottiglieri, Teodoro, Jin, Shelia, Stokes, Karen T, Thomas, Ronald G, & others, “Dual Task Test Could Help Diagnose Dementia”, JAMA, (2008)
Medical/Clinical Biostatistics R
🔗 Article
Doody, Rachelle S, Gavrilova, Svetlana I, Sano, Mary, Thomas, Ronald G, Aisen, Paul S, Bachurin, Sergey O, Seely, Lynn, Hung, David, & others, “Effect of dimebon on cognition, activities of daily living, behaviour, and global function in patients with mild-to-moderate Alzheimer’s disease: a randomised, double-blind, placebo-controlled study”, The Lancet, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Meyer, Brett C, Raman, Rema, Hemmen, Thomas, Obler, Richard, Zivin, Justin A, Rao, Ramesh, Thomas, Ronald G, & Lyden, Patrick D, “Efficacy of site-independent telemedicine in the STRokE DOC trial: a randomised, blinded, prospective study”, The Lancet Neurology, (2008)
General Research Biostatistics R
🔗 Article
Aisen, Paul S, Schneider, Lon S, Sano, Mary, Diaz-Arrastia, Ramon, Van Dyck, Christopher H, Weiner, Myron F, Bottiglieri, Teodoro, Jin, Shelia, Stokes, Karen T, Thomas, Ronald G, & others, “High-dose B vitamin supplementation and cognitive decline in Alzheimer disease: a randomized controlled trial”, Jama, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline
🔗 Article
Galasko, Douglas, Peskind, Elaine, Clark, Christopher M, Quinn, Joseph, Ringman, John, Jicha, Gregory A, Cottrell, Barbara, & Thomas, Ronald G, “O2-04–06: Randomized clinical trial of antioxidant treatment in Alzheimer’s disease with CSF biomarker measures”, Alzheimer’s & Dementia, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Biomarkers Drug development
🔗 Article
Doody, Rachelle S, Gavrilova, Svetlana, Thomas, Ronald, Aisen, Paul, Bachurin, Sergey, Seely, Lynn, & Hung, David, “P4-337: Dimebon improves cognition, function, and behavior in mild and moderate Alzheimer’s disease: Results by severity of a one-year, double-blind, placebo-controlled study”, Alzheimer’’s and Dementia, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Quinn, Joseph F, Raman, Rema, Thomas, Ronald, Ernstrom, Karin, Yurko-Mauro, Karin, Nelson, Edward, & Aisen, Paul S, “P4-343: Omega 3 fatty acids and Alzheimer’s disease: Trial design and baseline study population characteristics in a clinical trial of docosahexanoic acid for Alzheimer’s disease”, Alzheimer’s & Dementia, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Epidemiology
🔗 Article
Raman, Rema, Emond, Jennifer, Thomas, Ronald G, Petersen, Ronald C, Schneider, Lon S, Aisen, Paul S, & Sano, Mary, “P4-387: Adding delayed recall to the Alzheimer’s disease assessment scale-cognitive subscale (ADAS-cog): Sensitivity in a clinical trial for Alzheimer’s disease and mild cognitive impairment”, Alzheimer’s & Dementia, (2008)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline
🔗 Article
Doody, Rachelle, Seely, Lynn, Thomas, Ronald, Sano, Mary, & Aisen, Paul, “Statistical treatment of withdrawal in trials of anti-dementia drugs–Authors’ reply”, The Lancet, (2008)
Medical/Clinical Biostatistics R Drug development Statistical methods
🔗 Article
2.18 2007
Doody, Rochelle, Gavrilova, Svetlana, Sano, Mary, Thomas, Ronald, Aisen, Paul, Seely, Lynn, & Hung, David, “Dimebon improves cognition, function, and behavior in patients with mild-moderate Alzheimer’s disease: Results of a randomized, double-blind, placebo-controlled study”, Neurology, (2007)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Sano, Mary, Kaye, Jeffrey, Ferris, Steven, Hayes, Tamara, Egelko, Susan, Mundt, James, Li, Yan, Walter, Sarah, Thomas, Ronald, Edland, Steven, & others, “P-081: The ACDS home assessment instrument: A pilot study”, Alzheimer’s & Dementia, (2007)
General Research Biostatistics R
🔗 Article
THOMAS, RONALD J & CLARK, CHRISTOPHER A, “Population Dynamics of Meloidogyne incognita and RotylenchulusTenchulus reniformis Alone and in Combination, and Their Effects on Sweet Potato1”, (2007)
General Research Biostatistics R Epidemiology
🔗 Article
May, Susanne, Gilman, Sid, Sowell, B Brooke, Thomas, Ronald G, Stern, Matthew B, Colcher, Amy, Tanner, Caroline M, Huang, Neng, Novak, Peter, Reich, Stephen G, & others, “Potential outcome measures and trial design issues for multiple system atrophy”, Movement disorders, (2007)
General Research Biostatistics R
🔗 Article
Aisen, Paul S, Jin, Shelia, Thomas, Ronald G, Sano, Mary, Diaz-Arrastia, Ramon, Thal, Leon, & Alzheimer’s Disease Cooperative Study NIA, “S3–02–01: ADCS homocysteine trial”, Alzheimer’s & Dementia, (2007)
General Research Biostatistics R
🔗 Article
Doody, Rachelle S, Gavrilova, Svetlana, Sano, Mary, Thomas, Ronald, Aisen, Paul, Bachurin, Sergey, Seely, Lynn, & Hung, David, “S3–02–03: Results of a one-year randomized, placebo-controlled trial of dimebon for the treatment of mild to moderate Alzheimer’s disease”, Alzheimer’s & Dementia, (2007)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Drug development
🔗 Article
2.19 2006
Sano, Mary, Zhu, Carolyn W, Whitehouse, Peter J, Edland, Steven, Jin, Shelia, Ernstrom, Karin, Thomas, Ronald G, Thal, Leon J, & Ferris, Steven H, “ADCS Prevention Instrument Project: pharmacoeconomics: assessing health-related resource use among healthy elderly”, Alzheimer disease and associated disorders, (2006)
General Research Biostatistics R Prevention trials
🔗 Article
Petersen, Ronald, Thomas, Ronald, Grundman, Michael, & Thai, Leon, “Cognitive Changes in the Treatment of Mild Cognitive Impairment with Donepezil and Vitamin E: P02. 187”, Neurology, (2006)
Medical/Clinical Biostatistics R Cognitive decline Drug development
🔗 Article
2.20 2005
Krajewska, Maryla, Kim, Hoguen, Kim, Chul, Kang, Haeyoun, Welsh, Kate, Matsuzawa, Shu-ichi, Tsukamoto, Michelle, Thomas, Ronald G, Assa-Munt, Nuria, Piao, Zhe, & others, “Analysis of apoptosis protein expression in early-stage colorectal cancer suggests opportunities for new prognostic biomarkers”, Clinical Cancer Research, (2005)
Neuroimaging/Technical Biostatistics R Biomarkers Statistical methods
🔗 Article
Pfeiffer, E, Petersen, RC, Thomas, RG, & Thal, LJ, “Cognition in the treatment of mild cognitive impairment with donepezil and vitamin E”, INTERNATIONAL PSYCHOGERIATRICS, (2005)
Medical/Clinical Biostatistics R Cognitive decline Drug development
🔗 Article
Roch–Levecq, A–C, Brody, B, Thomas, RG, & Brown, SI, “Cognitive Outcomes of Corrective Lenses on Low Income Preschoolers With Hyperopia/Astimgatism: A Longitudinal Pilot Study”, Investigative Ophthalmology & Visual Science, (2005)
Medical/Clinical Biostatistics R Cognitive decline Longitudinal studies
🔗 Article
Galasko, D, Schmitt, F, Thomas, R, Jin, S, Bennett, D, & Ferris, S, “Detailed assessment of activities of daily living in moderate to severe Alzheimer’s disease”, Journal of the International Neuropsychological Society: JINS, (2005)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Tariot, Pierre N, Raman, Rema, Jakimovich, Laura, Schneider, Lon, Porsteinsson, Anton, Thomas, Ronald, Mintzer, Jacobo, Brenner, Ronald, Schafer, Kim, & Thal, Leon, “Divalproex sodium in nursing home residents with possible or probable Alzheimer disease complicated by agitation: a randomized, controlled trial”, The American journal of geriatric psychiatry, (2005)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Peskind, Elaine R, Tsuang, Debby W, Bonner, Lauren T, Pascualy, Marcella, Riekse, Robert G, Snowden, Mark B, Thomas, Ronald, & Raskind, Murray A, “Propranolol for disruptive behaviors in nursing home residents with probable or possible Alzheimer disease: a placebo-controlled study”, Alzheimer Disease & Associated Disorders, (2005)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Edland, SD, May, S, Emond, JA, Wolfson, T, Thal, L, Petersen, RC, & Thomas, RG, “Sample size considerations in dementia prevention trials: Data from the Alzheimer’s disease Cooperative Study MCI Trial”, NEUROLOGY, (2005)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
Brody, Barbara L, Roch-Levecq, Anne-Catherine, Thomas, Ronald G, Kaplan, Robert M, & Brown, Stuart I, “Self-management of age-related macular degeneration at the 6-month follow-up: a randomized controlled trial”, Archives of Ophthalmology, (2005)
General Research Biostatistics R Clinical trials Longitudinal studies
🔗 Article
Petersen, RC, Thomas, R, Grundman, M, & Thal, L, “Treatment of MCI with cholinesterase inhibitors: current data”, INTERNATIONAL PSYCHOGERIATRICS, (2005)
Medical/Clinical Biostatistics R Drug development
🔗 Article
Petersen, Ronald C, Thomas, Ronald G, Grundman, Michael, Bennett, David, Doody, Rachelle, Ferris, Steven, Galasko, Douglas, Jin, Shelia, Kaye, Jeffrey, Levey, Allan, & others, “Vitamin E and donepezil for the treatment of mild cognitive impairment”, New England Journal of Medicine, (2005)
Medical/Clinical Biostatistics R Cognitive decline Drug development
🔗 Article
Petersen, Ronald C, Thomas, Ronald G, Grundman, Michael, Bennett, David A, Kaye, Jeffrey, Levey, Allan I, Pfeiffer, Eric, Sano, Mary, van Dyck, Christopher H, & Thal, Leon J, “[O1-04-04]: Operational criteria for patient recruitment in trials of mild cognitive impairment”, Alzheimer’s & Dementia, (2005)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Thal, Leon J, Thomas, Ronald G, Grundman, Michael, Bennett, David A, Doody, Rachelle S, Ferris, Steven H, Galasko, Douglas R, Jin, Shelia, Levey, Allan I, & Petersen, Ronald C, “[O2-01-01]: Donepezil and vitamin E in the progression of mild cognitive impairment to Alzheimer’s disease: A hazard-ratio analysis”, Alzheimer’s & Dementia, (2005)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Statistical methods
🔗 Article
2.21 2004
Hamilton, Joanne M, Salmon, David P, Galasko, Douglas, Delis, Dean C, Hansen, Lawrence A, Masliah, Eliezer, Thomas, Ronald G, & Thal, Leon J, “A comparison of episodic memory deficits in neuropathologically-confirmed Dementia with Lewy bodies and Alzheimer’s disease”, Journal of the International Neuropsychological Society: JINS, (2004)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Thomas, Ronald G, Aisen, Paul S, Shoulson, Ira, Rosenberg, Roger N, Gwinn-Hardy, Katrina, Mathews, Katherine D, Moore, Steven A, Darnell, Robert B, Lu, Chin-Song, Chou, Yah-Huei Wu, & others, “Distinguished From Alzheimer Disease and Normal Aging for Clinical Trials Michael Grundman, MD, MPH; Ronald C. Petersen, PhD, MD; Steven H. Ferris, PhD”, (2004)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Neuroimaging
🔗 Article
Petersen, RC, Thomas, R, & Thal, L, “Donepezil and vitamin E for mild cognitive impairment”, 9th International Congress on Alzheimer’s Disease. Philadelphia, (2004)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Argent, R, Thomas, R, Boughan, P, Kidd, M, Smith, J, James, M, Bajaj-Elliott, M, & Atherton, J, “MAP kinase inhibitors reduce Helicobacter pylori-induced interleukin-8 secretion and the phosphorylation of IB”, Helicobacter, (2004)
General Research Biostatistics R
🔗 Article
Grundman, Michael, Petersen, Ronald C, Ferris, Steven H, Thomas, Ronald G, Aisen, Paul S, Bennett, David A, Foster, Norman L, Jack Jr, Clifford R, Galasko, Douglas R, Doody, Rachelle, & others, “Mild cognitive impairment can be distinguished from Alzheimer disease and normal aging for clinical trials”, Archives of neurology, (2004)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Cognitive decline
🔗 Article
Galasko, Douglas, Bennett, David, Sano, Mary, Marson, Daniel, Jin, Shelia, & Thomas, Ronald, “P1-003 ADCS Prevention instrument project: assessment of activities of daily living (ADL)”, Neurobiology of Aging, (2004)
General Research Biostatistics R Prevention trials
🔗 Article
Tariot, Pierre N, Thal, Leon, Jakimovich, Laura, Thomas, Ronald, & Raman, Rema, “P1-322 A multicenter, randomized, double-blind, placebo-controlled trial of valproate for agitation associated with dementia”, Neurobiology of Aging, (2004)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Schafer, Kimberly A, Tractenberg, Rochelle E, Sano, Mary, Mackell, Joan A, Thomas, Ronald G, Gamst, Anthony, Thal, Leon J, Morris, John C, & others, “Reliability of monitoring the clinical dementia rating in multicenter clinical trials”, Alzheimer disease and associated disorders, (2004)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Thal, Leon, “S5-03-02 Prevention trials in Alzheimer’s disease: design issues”, Neurobiology of Aging, (2004)
Medical/Clinical Biostatistics R Alzheimer’s disease Prevention trials
🔗 Article
2.22 2003
Singer, Clifford, Tractenberg, Rochelle E, Kaye, Jeffrey, Schafer, Kim, Gamst, Anthony, Grundman, Michael, Thomas, Ronald, & Thal, Leon J, “A multicenter, placebo-controlled trial of melatonin for sleep disturbance in Alzheimer’s disease”, Sleep, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease Sleep disorders
🔗 Article
Grundman, M, Capparelli, E, Kim, HT, Morris, JC, Farlow, M, Rubin, EH, Heidebrink, J, Hake, A, Ho, G, Schultz, AN, & others, “A multicenter, randomized, placebo controlled, multiple-dose, safety and pharmacokinetic study of AIT-082 (Neotrofin™) in mild Alzheimer’s disease patients”, Life sciences, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Aisen, PS, Schafer, KA, Grundman, M, Pfeiffer, E, Sano, M, Davis, KL, Farlow, MR, Jin, S, Thomas, RG, & Thal, LJ, “Alzheimer’s Disease Cooperative Study. Effects of rofecoxib or naproxen vs placebo on Alzheimer disease progression: a randomized controlled trial”, Jama, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Aisen, Paul S, Schafer, Kimberly A, Grundman, Michael, Pfeiffer, Eric, Sano, Mary, Davis, Kenneth L, Farlow, Martin R, Jin, Shelia, Thomas, Ronald G, Thal, Leon J, & others, “Effects of rofecoxib or naproxen vs placebo on Alzheimer disease progression: a randomized controlled trial”, Jama, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Thal, Leon J, Thomas, Ronald G, Mulnard, Ruth, Sano, Mary, Grundman, Michael, & Schneider, Lon, “Estrogen levels do not correlate with improvement in cognition”, Archives of Neurology, (2003)
General Research Biostatistics R
🔗 Article
Thomas, RG, Choudhury, RK, Mohanty, AK, Saxena, A, & Kapoor, SS, “Fission fragment angular distributions: A probe to study heavy-ion fusion dynamics”, Physical Review C, (2003)
General Research Biostatistics R
🔗 Article
Grundman, Michael, Jack, Clifford R, Petersen, Ronald C, Kim, Hyun T, Taylor, Curtis, Datvian, Marina, Weiner, Myron F, DeCarli, Charles, DeKosky, Steven T, Van Dyck, Christopher, & others, “Hippocampal volume is associated with memory but not nonmemory cognitive performance in patients with mild cognitive impairment”, Journal of Molecular Neuroscience, (2003)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Thal, LJ, Grundman, M, Berg, J, Ernstrom, K, Margolin, R, Pfeiffer, E, Weiner, MF, Zamrini, E, & Thomas, RG, “Idebenone treatment fails to slow cognitive decline in Alzheimer’s disease”, Neurology, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Drug development
🔗 Article
Aisen, Paul S, Schafer, Kimberly, Grundman, Michael, Thomas, Ronald, & Thal, Leon J, “NSAIDs and hypertension”, Archives of internal medicine, (2003)
General Research Biostatistics R
🔗 Article
Raskind, Murray A, Peskind, Elaine R, Kanter, Evan D, Petrie, Eric C, Radant, Allen, Thompson, Charles E, Dobie, Dorcas J, Hoff, David, Rein, Rebekah J, Straits-Troster, Kristy, & others, “Reduction of nightmares and other PTSD symptoms in combat veterans by prazosin: a placebo-controlled study”, American Journal of Psychiatry, (2003)
Military/Defense Biostatistics R Military health
🔗 Article
Brody, BL, Roch-Levecq, AC, Thomas, RG, Maclean, KK, Kaplan, RM, & Brown, SI, “Self-Management of Age-Related Macular Degeneration and Quality of Life at 6 Months Follow-Up: A Randomized Controlled Trial”, Investigative Ophthalmology & Visual Science, (2003)
General Research Biostatistics R Clinical trials Longitudinal studies
🔗 Article
Aisen, PS, Berg, JD, Craft, S, Peskind, ER, Sano, M, Teri, L, Mulnard, RA, Thomas, RG, & Thal, LJ, “Steroid-induced elevation of glucose in Alzheimer’s disease: relationship to gender, apolipoprotein E genotype and cognition”, Psychoneuroendocrinology, (2003)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
2.23 2002
Grundman, Michael, Farlow, Martin, Peavy, Guerry, Kim, Hyun T, Capparelli, Edmund, Schultz, Arlan N, Salmon, David P, Ferris, Steven H, Mohs, Richard, Thomas, Ronald G, & others, “A phase I study of AIT-082 in healthy elderly volunteers”, Journal of Molecular Neuroscience, (2002)
General Research Biostatistics R
🔗 Article
Pierce, John P, Faerber, Susan, Wright, Fred A, Rock, Cheryl L, Newman, Vicky, Flatt, Shirley W, Kealey, Sheila, Jones, Vicky E, Caan, Bette J, Gold, Ellen B, & others, “A randomized trial of the effect of a plant-based dietary pattern on additional breast cancer events and survival:: the Women’s Healthy Eating and Living (WHEL) Study”, Controlled clinical trials, (2002)
General Research Biostatistics R Clinical trials
🔗 Article
Salmon, David P, Thomas, RG, Pay, MM, Booth, A, Hofstetter, CR, Thal, LJ, & Katzman, R, “Alzheimer’s disease can be accurately diagnosed in very mildly impaired individuals”, Neurology, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Weiner, Myron F, Tractenberg, Rochelle E, Jin, Shelia, Gamst, Anthony, Thomas, Ronald G, Koss, Elisabeth, & Thal, Leon J, “Assessing Alzheimer’s disease patients with the Cohen-Mansfield Agitation Inventory: scoring and clinical implications”, Journal of psychiatric research, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Grundman, Michael, Sencakova, Drahomira, Jack, Clifford R, Petersen, Ronald C, Kim, Hyun T, Schultz, Arlan, Weiner, Myron F, DeCarli, Charles, DeKosky, Steven T, Van Dyck, Christopher, & others, “Brain MRI hippocampal volume and prediction of clinical status in a mild cognitive impairment trial”, Journal of Molecular Neuroscience, (2002)
Medical/Clinical Biostatistics R Neuroimaging Cognitive decline
🔗 Article
Grundman, M, Kim, HT, Schultz, AN, Thomas, RG, Thal, L, Jack, CR, & Peterson, RC, “Clinical correlates of hippocampal atrophy in patients with mild cognitive impairment”, NEUROBIOLOGY OF AGING, (2002)
Medical/Clinical Biostatistics R Cognitive decline
🔗 Article
Hamilton, JM, Corey-Bloom, J, Thomas, RG, Peavy, G, & Jacobson, MW, “Correlates of weight change in Huntington’s disease”, NEUROLOGY, (2002)
General Research Biostatistics R
🔗 Article
Lange, Kelly L, Bondi, Mark W, Salmon, David P, Galasko, Douglas, Delis, Dean C, Thomas, Ronald G, & Thal, Leon J, “Decline in verbal memory during preclinical Alzheimer’s disease: examination of the effect of APOE genotype”, Journal of the International Neuropsychological Society: JINS, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
James, MW, Argent, RH, Thomas, R, Hawkey, C, & Atherton, J, “Indomethacin reduces Helicobacter pylori-induced interleukin-8 (IL-8) production by the gastric epithelial cell line, AGS.”, GASTROENTEROLOGY, (2002)
General Research Biostatistics R
🔗 Article
Tractenberg, Rochelle E, Gamst, Anthony, Thomas, Ronald G, Patterson, Marian, Schneider, Lon S, & Thal, Leon J, “Investigating emergent symptomatology as an outcome measure in a behavioral study of Alzheimer’s disease”, The Journal of neuropsychiatry and clinical neurosciences, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Weiner, Myron F, Tractenberg, Rochelle E, Sano, Mary, Logsdon, Rebecca, Teri, Linda, Galasko, Douglas, Gamst, Anthony, Thomas, Ron, & Thal, Leon J, “No long-term effect of behavioral treatment on psychotropic drug use for agitation in Alzheimer’s disease patients”, Journal of geriatric psychiatry and neurology, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Goldberg, DE, Roch-Levecq, AC, Maclean, KK, Brody, BL, McGuire, DE, Goldbaum, MH, Thomas, RG, Brown, SI, & Freeman, WR, “Psychosocial and Functional Parameters in Patients with Age Related Macular Degeneration and Choroidal Neovascularization with and without Photodynamic Therapy”, Investigative Ophthalmology & Visual Science, (2002)
General Research Biostatistics R Drug development
🔗 Article
Aisen, P, Schafer, K, Grundman, M, Farlow, M, Sano, M, Jin, S, Thomas, R, & Thal, L, “Results of a multicenter trial of rofecoxib and naproxen in Alzheimer’s disease”, Neurobiology of Aging, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Singer, C, Colling, E, Tractenberg, R, Grundman, M, Gamst, A, Thomas, R, & Thal, L, “The ADCS clinical trial of melatonin for the sleep disturbance of alzheimer’s disease: Case report of an unusual sleep/wake cycle and response to melatonin.”, AMERICAN JOURNAL OF GERIATRIC PSYCHIATRY, (2002)
Medical/Clinical Biostatistics R Alzheimer’s disease Sleep disorders Clinical trials
🔗 Article
2.24 2001
Tractenberg, Rochelle E, Gamst, Anthony, Weiner, Myron F, Koss, Elisabeth, Thomas, Ronald G, Teri, Linda, & Thal, Leon, “Frequency of behavioral symptoms characterizes agitation in Alzheimer’s disease”, International journal of geriatric psychiatry, (2001)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Sano, MC, Berg, JD, Thomas, RG, Schneider, LS, Aisen, PS, Mulnard, R, & Thal, LJ, “Incidence and persistence of psychosis in Alzheimer’s disease”, Neurology, (2001)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Lindblad, Ulf, Langer, Robert D, Wingard, Deborah L, Thomas, Ronald G, & Barrett-Connor, Elizabeth L, “Metabolic syndrome and ischemic heart disease in elderly men and women”, American journal of epidemiology, (2001)
General Research Biostatistics R
🔗 Article
2.25 2000
Aisen, Paul S, Davis, KL, Berg, JD, Schafer, K, Campbell, K, Thomas, RG, Weiner, MF, Farlow, MR, Sano, M, Grundman, M, & others, “A randomized controlled trial of prednisone in Alzheimer’s disease”, Neurology, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Koch, HJ & Szecsey, A, “A randomized controlled trial of prednisone in Alzheimer’s disease”, Neurology, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Thomas, Ronald G, Berg, Julie D, Sano, Mary, & Thal, Leon, “Analysis of longitudinal data in an Alzheimer’s disease clinical trial”, Statistics in medicine, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Statistical methods Longitudinal studies
🔗 Article
Bayley, Peter J, Salmon, David P, Bondi, Mark W, Bui, Barbara K, Olichney, John, Delis, Dean C, Thomas, Ronald G, & Thal, Leon J, “Comparison of the serial position effect in very mild Alzheimer’s disease, mild Alzheimer’s disease, and amnesia associated with electroconvulsive therapy”, Journal of the International Neuropsychological Society, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Gamst, A, Thomas, RG, Patterson, M, & Schneider, L, “Description of behaviors emerging in community-dwelling persons with Alzheimer’s disease over 12 months”, ANNALS OF NEUROLOGY, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
THOMAS, R & MICHAEL, J, “Disorder among Veterans with Substance Abuse”, THE JOURNaL OF NERvOUs AND MEntal Disease, (2000)
Military/Defense Biostatistics R Military health
🔗 Article
Mulnard, Ruth A, Cotman, Carl W, Kawas, Claudia, van Dyck, Christopher H, Sano, Mary, Doody, Rachelle, Koss, Elizabeth, Pfeiffer, Eric, Jin, Shelia, Gamst, Anthony, & others, “Estrogen replacement therapy for treatment of mild to moderate Alzheimer disease: a randomized controlled trial”, Jama, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Drug development
🔗 Article
Paulsen, Jane S, Salmon, DP, Thal, Leon J, Romero, R, Weisstein–Jenkins, C, Galasko, D, Hofstetter, CR, Thomas, R, Grant, I, & Jeste, DV, “Incidence of and risk factors for hallucinations and delusions in patients with probable AD”, Neurology, (2000)
General Research Biostatistics R
🔗 Article
Sano, MC, Berg, JD, Knopman, D, Farlow, MR, & Thomas, RG, “Predicting nursing home placement with change on cognitive measures in Alzheimer’s disease”, Neurology, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Tractenberg, Rochelle E, Patterson, Marian, Weiner, Myron F, Teri, Linda, Grundman, Michael, Thomas, Ronald G, & Thal, Leon J, “Prevalence of symptoms on the CERAD behavior rating scale for dementia in normal elderly subjects and Alzheimer’s disease patients”, The Journal of neuropsychiatry and clinical neurosciences, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Tractenberg, Rochelle E, Jin, Shelia, Patterson, Marian, Schneider, Lon S, Gamst, Anthony, Thomas, Ronald G, & Thal, Leon J, “Qualifying change: a method for defining clinically meaningful outcomes of change score computation”, Journal of the American Geriatrics Society, (2000)
General Research Biostatistics R Statistical methods
🔗 Article
Weiner, Myron F, Tractenberg, Rochelle, Teri, Linda, Logsdon, Rebecca, Thomas, Ronald G, Gamst, Anthony, & Thal, Leon J, “Quantifying behavioral disturbance in Alzheimer’s disease patients”, Journal of Psychiatric Research, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Teri, Linda, Logsdon, RG, Peskind, E, Raskind, M, Weiner, MF, Tractenberg, RE, Foster, NL, Schneider, LS, Sano, M, Whitehouse, P, & others, “Treatment of agitation in AD: a randomized, placebo-controlled clinical trial”, Neurology, (2000)
Medical/Clinical Biostatistics R Clinical trials Drug development
🔗 Article
Grundman, Michael, Sencakova, Drahomira, Jack, CR, Fillit, H, & O’Connell, A, “Use of brain MRI volumetric analysis in a mild cognitive impairment trial to delay the diagnosis of Alzheimer’s disease”, Drug discovery and development for Alzheimer’s disease, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Neuroimaging Cognitive decline Statistical methods
🔗 Article
Mulnard, RA, Cotman, CW, Kawas, C, Van Dyck, CH, Sano, M, Doody, R, Koss, E, Pfeiffer, E, Jin, S, Gamst, A, Grundman, M, Thomas R, & Thal L, “for the Alzheimer’s Disease Cooperative Study: Estrogen replacement therapy for treatment of mild to moderate Alzheimer disease: a randomized controlled trial”, JAMA, (2000)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials Drug development
🔗 Article
2.26 1999
Lineweaver, Tara T, Bondi, Mark W, Thomas, Ronald G, & Salmon, David P, “A normative study of Nelson’s (1976) modified version of the Wisconsin Card Sorting Test in healthy older adults”, The Clinical Neuropsychologist, (1999)
General Research Biostatistics R
🔗 Article
Brody, Barbara L, Williams, Rebecca A, Thomas, Ronald G, Kaplan, Robert M, Chu, Ray M, & Brown, Stuart I, “Age-related macular degeneration: a randomized clinical trial of a self-management intervention”, Annals of Behavioral Medicine, (1999)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Logsdon, Rebecca G, Teri, Linda, Weiner, Myron F, Gibbons, Laura E, Raskind, Murray, Peskind, Elaine, Grundman, > Michael, Koss, Elisabeth, Thomas, Ronald G, Thai, Leon J, & others, “Assessment of agitation in Alzheimer’s disease: the agitated behavior in dementia scale”, Journal of the American Geriatrics Society, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Logsdon, Rebecca G, Teri, Linda, Weiner, Myron F, Gibbons, Laura E, Raskind, Murray, Peskind, Elaine, Grundman, Michael, Koss, Elisabeth, Thomas, Ronald G, & Thal, Leon J, “Brief Methodological Reports-Assessment of Agitation in Alzheimer’s Disease: The Agitated Behavior in Dementia Scale”, Journal of the American Geriatrics Society, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease Statistical methods
🔗 Article
Olin, JT, Papka, M, Jin, S, Sano, M, Grundman, M, & Thomas, R, “Clinical symptoms of dementia with Lewy bodies: Secondary analyses of the Alzheimer’s disease cooperative study selegiline and vitamin E clinical trial”, European Neuropsychopharmacology, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Bell, Karen, Sano, Mary, Jin, Shelia, Thomas, Ronald, & Thal, Leon, “Ethnic differences in clinical measures among participants in Alzheimer’s disease clinical trials”, Neurology, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Hohl, Ursula, Grundman, Michael, Salmon, David P, Thomas, Ronald G, & Thal, Leon J, “Mini-mental state examination and Mattis Dementia Rating Scale performance differs in Hispanic and non-Hispanic Alzheimer’s disease patients”, Journal of the International Neuropsychological Society, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Sabbagh, Marwan N, Corey-Bloom, Jody, Tiraboschi, Pietro, Thomas, Ronald, Masliah, Eliezer, & Thal, Leon J, “Neurochemical markers do not correlate with cognitive decline in the Lewy body variant of Alzheimer disease”, Archives of neurology, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Bondi, Mark W, Salmon, David P, Galasko, Douglas, Thomas, Ronald G, & Thal, Leon J, “Neuropsychological function and apolipoprotein E genotype in the preclinical detection of Alzheimer’s disease.”, Psychology and aging, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Knopman, David S, Berg, JD, Thomas, R, Grundman, M, Thal, LJ, Sano, M, & others, “Nursing home placement is related to dementia progression: experience from a clinical trial”, Neurology, (1999)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Galasko, Douglas, Sano, Mary, Berg, Julie, Thomas, Ronald, Grundman, Michael, & Thal, Leon, “The Beneficial Effects of Vitamin E and Selegiline in a Controlled Trial in Alzheimer’s Disease Are Independent of the Apolipoprotein E e4 Allele”, Neurology, (1999)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Chambers, Christina D, Anderson, Philip O, Thomas, Ronald G, Dick, Lyn M, Felix, Robert J, Johnson, Kathleen A, & Jones, Kenneth Lyons, “Weight gain in infants breastfed by mothers who take fluoxetine”, Pediatrics, (1999)
General Research Biostatistics R
🔗 Article
2.27 1998
Weiner, Myron F, Koss, Elisabeth, Patterson, Marian, Jin, Shelia, Teri, Linda, Thomas, Ron, Thal, Leon J, & Whitehouse, Peter, “A comparison of the Cohen-Mansfield agitation inventory with the cerad behavioral rating scale for dementia in community-dwelling persons with Alzheimers disease”, Journal of psychiatric research, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Tractenberg, Rochelle, Schafer, Kimberly, Thomas, Ron, & Morris, John C, “Agreement on CDR ratings by committee”, Controlled Clinical Trials, (1998)
General Research Biostatistics R
🔗 Article
Tanaka, S, Chen, X, Xia, Y, Kang, DE, Matoh, N, Sundsmo, M, Thomas, RG, Katzman, R, Thal, LJ, Trojanowski, JQ, & others, “Association of CYP2D microsatellite polymorphism with Lewy body variant of Alzheimer’s disease”, Neurology, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Peavy, GM, Salmon, DP, & Thomas, RG, “Cognitive and functional abilities in severely demented Alzheimer’s patients”, CLINICAL NEUROPSYCHOLOGIST, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Ferry, David R, O’Rourke, Robert A, Blaustein, Alvin S, Crawford, Michael H, Deedwania, Prakash C, Carson, Peter E, Zoble, Robert G, Pepine, Carl J, Thomas, Ronald G, Chow, Bruce K, & others, “Design and baseline characteristics of the veterans affairs non-Q-wave infarction strategies in-hospital (VANQWISH) trial”, Journal of the American College of Cardiology, (1998)
Military/Defense Biostatistics R Military health
🔗 Article
Jin, Shelia, Thomas, Ronald G, Galasko, Douglas, & Thal, Leon J, “Dynamic measurement scale development for clinical trials in targeted populations”, Controlled Clinical Trials, (1998)
Medical/Clinical Biostatistics R Clinical trials Epidemiology
🔗 Article
Galasko, D, Chang, L, Motter, R, Clark, CM, Kaye, Jeffrey, Knopman, D, Thomas, R, Kholodenko, D, Schenk, D, Lieberburg, I, & others, “High cerebrospinal fluid tau and low amyloid beta42 levels in the clinical diagnosis of Alzheimer disease and relation to apolipoprotein E genotype”, Archives of neurology, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Katzman, R, Kang, D, & Thomas, R, “Interaction of apolipoprotein E 4 with other genetic and non-genetic risk factors in late onset Alzheimer disease: problems facing the investigator”, Neurochemical research, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Berg, Julie D, Thomas, Ronald G, Thal, Leon J, & Sano, Mary, “Measuring cognitive progression in Alzheimer’s disease”, Controlled Clinical Trials, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Kean, Yin M, Thomas, Ronald G, & Thal, Leon J, “Power calculation for randomized start design”, Controlled Clinical Trials, (1998)
General Research Biostatistics R Clinical trials
🔗 Article
Lineweaver, TT, Bondi, MW, & Thomas, RG, “Practice effects on the modified Wisconsin card sorting test in normally aging adults”, Archives of Clinical Neuropsychology, (1998)
General Research Biostatistics R
🔗 Article
Froelicher, Victor F, Lehmann, Kenneth G, Thomas, Ronald, Goldman, Steven, Morrison, Douglas, Edson, Robert, Lavori, Philip, Myers, Jonathan, Dennis, Charles, Shabetai, Ralph, & others, “The electrocardiographic exercise test in a population with reduced workup bias: diagnostic performance, computerized interpretation, and multivariable prediction”, Annals of internal medicine, (1998)
General Research Biostatistics R Epidemiology
🔗 Article
Williams, Rebecca A, Brody, Barbara L, Thomas, Ronald G, Kaplan, Robert M, & Brown, Stuart I, “The psychosocial impact of macular degeneration”, Archives of ophthalmology, (1998)
General Research Biostatistics R
🔗 Article
Knopman, David, Sano, Mary, Berg, Julie, & Thomas, Ronald, “The relationship between Nursing home placement and measures of change in Alzheimer’s disease”, Neurology, (1998)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Schafer, Kimberly A, Welty, Greg, & Thomas, Ronald G, “Use of the world wide web in data dissemination to central review committees”, Controlled Clinical Trials, (1998)
General Research Biostatistics R
🔗 Article
Keane, Terence M, Kolb, Lawrence C, Kaloupek, Danny G, Orr, Scott P, Blanchard, Edward B, Thomas, Ronald G, Hsieh, Frank Y, & Lavori, Philip W, “Utility of psychophysiological measurement in the diagnosis of posttraumatic stress disorder: results from a Department of Veterans Affairs Cooperative Study.”, Journal of consulting and clinical psychology, (1998)
Military/Defense Biostatistics R Military health
🔗 Article
2.28 1997
Jeong, Jong-Hyeon, Klauber, Melville R, Thomas, Ronald G, Grundman, Michael, & Thal, Leon J, “53 Power comparisons among different number of categories under ordered polytomous logistic regression model”, Controlled Clinical Trials, (1997)
General Research Biostatistics R
🔗 Article
Whitehouse, Peter J, Schmitt, HFrederick A, Sano, Mary, & Thomas, Ronald G, “A Multicenter Evaluation of New Treatment Efficacy”, Alzheimer Disease and Associated Disorders, (1997)
Medical/Clinical Biostatistics R Drug development
🔗 Article
Sano, Mary, Ernesto, Christopher, Thomas, Ronald G, Klauber, Melville R, Schafer, Kimberly, Grundman, Michael, Woodbury, Peter, Growdon, John, Cotman, Carl W, Pfeiffer, Eric, & others, “A controlled trial of selegiline, alpha-tocopherol, or both as treatment for Alzheimer’s disease”, New England Journal of Medicine, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Patterson, Marian B, Mack, James L, Mackell, Joan A, Thomas, Ronald, Tariot, Pierre, Weiner, Myron, & Whitehouse, Peter J, “A longitudinal study of behavioral pathology across five levels of dementia severity in Alzheimer’s disease: The CERAD Behavior Rating Scale for Dementia.”, Alzheimer disease and associated disorders, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Longitudinal studies
🔗 Article
Sano, Mary, Thomas, Ronald G, & Thal, Leon J, “Alpha-tocopherol and Alzheimer’s disease”, The New England Journal of Medicine, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Galasko, Douglas, Bennett, David, Sano, Mary, Ernesto, Chris, Thomas, Ronald, Grundman, Michael, & Ferris, Steven, “An inventory to assess activities of daily living for clinical trials in Alzheimer’s disease.”, Alzheimer disease and associated disorders, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Seubert, PA, Motter, RN, Schenk, DB, Lieberburg, IM, Kholodenko, D, Galasko, D, Thomas, R, Chang, L, Miller, B, Clark, C, & others, “ApoE genotype influences the CSF level of A 42 in Alzheimer’s disease”, Neurology, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Koss, Elisabeth, Weiner, Myron, Ernesto, Christopher, Cohen-Mansfield, Jiska, Ferris, Steven H, Grundman, Michael, Schafer, Kimberly, Sano, Mary, Thal, Leon J, Thomas, Ronald, & others, “Assessing patterns of agitation in Alzheimer’s disease patients with the Cohen-Mansfield Agitation Inventory. The Alzheimer’s Disease Cooperative Study.”, Alzheimer Disease and Associated Disorders, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Galasko, D, Seubert, P, Motter, R, Schenk, D, Kholodenko, D, Lieberburg, I, Chang, L, Miller, B, Clark, C, Kaye, J, & others, “CSF levels of A beta 432 and tau as aids to diagnosing Alzheimer’s disease”, Neurology, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Roch, J-M, Sundsmo, M, Otero, D, Sisodia, S, Thomas, R, & Saitoh, T, “Defective Neurite Extension Is Caused by a Mutation in Amyloid /A4 (A ) Protein Precursor Found in Familial Alzheimer’s Disease”, JOURNAL OF NEUROBIOLOGY, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Li, Hai Ling, Roch, Jean-Marc, Sundsmo, Mary, Otero, Deborah, Sisodia, Sangram, Thomas, Ronald, & Saitoh, Tsunao, “Defective neurite extension is caused by a mutation in amyloid beta protein precursor found in familial Alzheimer’s disease”, Journal of neurobiology, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Hohl, U, CoreyBloom, J, Hansen, LA, Thomas, RG, & Thal, LJ, “Diagnostic accuracy of dementia with Lewy bodies: A prospective evaluation”, Neurology, (1997)
Medical/Clinical Biostatistics R
🔗 Article
Sano, M, Ernesto, C, Thomas, RG, Klauber, MR, Schafer, K, Grundman, M, Woodbury, P, Growdon, J, Cotman, CW, Pfeiffer, E, & others, “Effects of Selegiline and alpha-Tocopherol on cognitive and functional outcome measures in moderately impaired patients with Alzheimer’s disease”, Neurology, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Katzman, R, Zhang, M-Y, Chen, PJ, Gu, N, Jiang, S, Saitoh, T, Chen, X, Klauber, M, Thomas, RG, Liu, WT, & others, “Effects of apolipoprotein E on dementia and aging in the Shanghai Survey of Dementia”, Neurology, (1997)
Medical/Clinical Biostatistics R
🔗 Article
Barrett-Connor, Elizabeth & Thomas, Ronald G, “Estrogen, apolipoprotein E, and dementia”, Journal of women’s health, (1997)
Medical/Clinical Biostatistics R
🔗 Article
Kang, DE, Saitoh, T, Chen, X, Xia, Y, Masliah, E, Hansen, LA, Thomas, RG, Thal, LJ, & Katzman, R, “Genetic association of the low-density lipoprotein receptor-related protein gene (LRP), and apolipoprotein E receptor, with late-onset Alzheimer’s disease”, Neurology, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Schafer, Kimberly, Thomas, Ronald G, Welty, Greg, Berry, Angela Lambert, & Schittini, Mario, “P23 use of the world wide web for clinical monitoring in multicenter clinical trials”, Controlled Clinical Trials, (1997)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Williams, RA, Brody, BL, Kaplan, RM, Thomas, RG, & Brown, SI, “Quality of life among elderly adults with macular degeneration”, INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, (1997)
General Research Biostatistics R
🔗 Article
Thal, Leon J, Thomas, Ronald G, & Sano, Mary, “Tacrine and nursing home placement”, Neurology, (1997)
General Research Biostatistics R
🔗 Article
Sano, M, Mackell, JA, Ponton, M, Ferreira, P, Wilson, J, Pawluczyk, S, Pfeiffer, E, Thomas, RG, Jin, S, Schafer, K, & others, “The Spanish Instrument Protocol: Design and implementation of a study to evaluate treatment efficacy instruments for Spanish-speaking patients with Alzheimer’s disease.”, Alzheimer disease and associated disorders, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Schneider, Lon S, Olin, Jason T, Doody, Rachelle S, Clark, Christopher M, Morris, John C, Reisberg, Barry, Ferris, Steven H, Schmitt, Frederick A, Grundman, Michael, & Thomas, Ronald G, “Validity and reliability of the Alzheimer’s Disease Cooperative Study-Clinical global impression of change (ADCS-CGIC)”, Alzheimer Disease, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Sano, M, Ernesto, C, Thomas, RG, Klauber, MR, Schafer, K, Grundman, M, Woodbury, P, Growden, J, Cotnman, C, Pfeiffer, E, & others, “for the members of the Alzheimer’s Disease Cooperative Study”, A controlled trial of selegiline, alpha-tocopherol, or both as treatment for Alzheimer’s disease. N Engl J Med, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Schneider, LS, Olin, JT, Doody, RS, Clark, CM, Morris, JC, Reisberg, B, Schmitt, FA, Grundman, M, Thomas, RG, & Ferris, SH, “the Alzheimer’s Disease Cooperative Study. Validity and reliability of the Alzheimer’s disease cooperative study-clinical global impression of change”, Alzheimer Dis Assoc Disord, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
Galasko, D, Bennett, D, Sano, M, Ernesto, C, Thomas, R, Grundman, M, & Ferris, S, “the Alzheimer’s Disease Cooperative Study. An inventory to assess activities of daily living for clinical trials in Alzheimer’s disease”, Alzheimer Dis Assoc Disord, (1997)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
2.29 1996
Thomas, Ronald G, Schafer, Kimberly, Woodbury, Peter, White, Beverly, Mackell, Joan, Lambert, Angie, & Scattini, Mario, “A32 computer-aided clinical monitoring: Results of a controlled experiment”, Controlled Clinical Trials, (1996)
General Research Biostatistics R
🔗 Article
Schafer, Kimberly, Ernesto, Christopher, Sano, Mary, Mackell, Joan, Thomas, Ronald, & Morris, John C, “A34 Clinical monitoring of rating scales in multicenter clinical trials”, Controlled Clinical Trials, (1996)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Chen, X, Xia, Y, Gresham, LS, Molgaard, CA, Thomas, RG, Galasko, D, Wiederholt, WC, & Saitoh, T, “ApoE and CYP2D6 polymorphism with and without parkinsonism-dementia complex in the people of Chamorro, Guam”, Neurology, (1996)
Medical/Clinical Biostatistics R
🔗 Article
Katzman, R, Galasko, DR, Saitoh, T, Chen, X, Pay, MM, Booth, A, & Thomas, RG, “Apolipoprotein-epsilon4 and head trauma: Synergistic or additive risks?”, Neurology, (1996)
General Research Biostatistics R
🔗 Article
Galasko, D, Bennett, D, Ernesto, C, Thomas, R, & Sano, M, “Development of a pool of items to assess activities of daily living in clinical trials for Alzheimer’s disease”, Neurology, (1996)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Sano, M, Growdon, J, Thomas, R, Ernesto, C, Schafer, K, Woodbury, P, Grundman, M, & Thal, L, “Evaluation of efficacy measures in clinical trials for Alzheimer’s disease: Does psychometric test performance predict clinically relevant outcomes?”, Neurology, (1996)
Medical/Clinical Biostatistics R Alzheimer’s disease Clinical trials
🔗 Article
Wright, Fred A & Thomas, Ronald G, “Familial melanoma and pancreatic cancer”, The New England journal of medicine, (1996)
General Research Biostatistics R
🔗 Article
Schafer, Kimberly, Thomas, Ronald, Galasko, Douglas, Morris, John C, Whitehouse, Peter, Bochenek, Jacqueline, & Thal, Leon, “P63 Informed consent issues when including genetic testing in clinical trials”, Controlled Clinical Trials, (1996)
Medical/Clinical Biostatistics R Clinical trials
🔗 Article
Grundman, Michael, Petersen, Ronald C, Morris, JC, Ferris, S, Sano, Mary, Farlow, Martin R, Doody, Rachel S, Galasko, D, Ernesto, C, Thomas, RG, & others, “Rate of dementia of the Alzheimer type (DAT) in subjects with mild cognitive impairment”, Neurology, (1996)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline
🔗 Article
Sano, Mary, Ernesto, Christopher, Klauber, Melville R, Schafer, Kimberly, Woodbury, Peter, Thomas, Ronald, Grundman, Michael, Growdon, John, & Thal, Leon J, “Rationale and design of a multicenter study of selegiline and alpha-tocopherol in the treatment of Alzheimer disease using novel clinical outcomes. Alzheimer’s Disease Cooperative Study.”, Alzheimer disease and associated disorders, (1996)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
Seidner, Andrea L, Burling, Thomas A, Gaither, David E, & Thomas, Ronald G, “Substance-dependent inpatients who accept smoking treatment”, Journal of Substance Abuse, (1996)
Medical/Clinical Biostatistics R Drug development
🔗 Article
Schneider, Lon S, Olin, Jason T, Doody, Rachelle S, Clark, Christopher M, Morris, John C, Reisberg, Barry, Ferris, Steven H, Schmitt, Frederick A, Grundman, Michael, & Thomas, Ronald G, “Validity and reliability of the Alzheimers disease cooperative study-clinical global impression of change (ADCS-CGIC)”, Alzheimer Disease Springer, (1996)
Medical/Clinical Biostatistics R Alzheimer’s disease
🔗 Article
2.30 1995
Li, Dominic, German, Donald, Lulla, Sulochina, Thomas, Ronald G, & Wilson, Sandra R, “Prospective study of hospitalization for asthma: a preliminary risk factor model”, American journal of respiratory and critical care medicine, (1995)
General Research Biostatistics R
🔗 Article
Thomas, RG, Jin, S, Schafer, K, Schittini, M, Grundman, M, & Ferris, SH, “The Spanish Instrument Protocol: a Study to Evaluate Treatment Efficacy Instruments for Spanish-Speaking Patients with Alzheimer’s Disease”, Alzheimer Disease and Associated Disorders, (1995)
Medical/Clinical Biostatistics R Alzheimer’s disease Drug development
🔗 Article
2.31 1994
Astion, Michael L, Wener, Mark H, Thomas, Ronald G, Hunder, Gene G, & Bloch, Daniel A, “Application of neural networks to the classification of giant cell arteritis”, Arthritis & Rheumatism: Official Journal of the American College of Rheumatology, (1994)
General Research Biostatistics R
🔗 Article
Irving, Lori M, Seidner, Andrea L, Burling, Thomas A, Thomas, Ronald G, & Brenner, Gail F, “Drug and alcohol abuse inpatients’ attitudes about smoking cessation”, Journal of Substance Abuse, (1994)
Medical/Clinical Biostatistics R Drug development
🔗 Article
Thomas, Ralf, “Zweibaryonensysteme mit Strangeness und die Antikaon-Deuteron Streuung”, (1994)
General Research Biostatistics R
🔗 Article
2.32 1993
Wilson, Sandra R, Scamagas, Peter, German, Donald F, Hughes, Gary W, Lulla, Sulochina, Coss, Stamatiki, Chardon, Luis, Thomas, Ronald G, Starr-Schneidkraut, Norma, Stancavage, Frances B, & others, “A controlled trial of two forms of self-management education for adults with asthma”, The American journal of medicine, (1993)
General Research Biostatistics R
🔗 Article
Conlon, Michael & Thomas, Ronald G, “Algorithm AS 280: the power function for Fisher’s exact test”, Journal of the Royal Statistical Society. Series C (Applied Statistics), (1993)
General Research Biostatistics R
🔗 Article
Astion, ML, Wener, MH, Thomas, RG, Hunder, GG, & Bloch, DA, “Overtraining in neural networks that interpret clinical data”, Clinical chemistry, (1993)
General Research Biostatistics R
🔗 Article
Morrow, Kiernan, Morris, Charles K, Froelicher, Victor F, Hideg, Alisa, Hunter, Dodie, Johnson, Eileen, Kawaguchi, Takeo, Lehmann, Kenneth, Ribisl, Paul M, Thomas, Ronald, & others, “Prediction of cardiovascular death in men undergoing noninvasive evaluation for coronary artery disease”, Annals of Internal Medicine, (1993)
General Research Biostatistics R
🔗 Article
Ward, TT, Thomas, RG, Fye, CL, Arbeit, R, Coltman Jr, CA, Craig, W, Dana, BW, Finegold, SM, Lentino, J, Penn, RL, & others, “Trimethoprim-sulfamethoxazole prophylaxis in granulocytopenic patients with acute leukemia: evaluation of serum antibiotic levels in a randomized, double-blind, placebo-controlled Department of Veterans Affairs Cooperative Study”, Clinical infectious diseases, (1993)
Military/Defense Biostatistics R Clinical trials Military health
🔗 Article
2.33 1992
Thomas, Ronald G & Conlon, Michael, “An algorithm for the rapid evaluation of the power function for Fisher’s Exact Test”, Journal of statistical computation and simulation, (1992)
General Research Biostatistics R
🔗 Article
Beuschel, T, Feldkeller, B, Fuchs, M, Huber, MG, Metsch, BC, & Thomas, R, “Calculation of observables in the pion-deuteron system. Berechnung von Observablen im Pion Deuteron-System”, Verhandlungen der Deutschen Physikalischen Gesellschaft;(Germany), (1992)
General Research Biostatistics R
🔗 Article
Kerns, David L, Ritter, Mary L, & Thomas, Ronald G, “Concave hymenal variations in suspected child sexual abuse victims”, Pediatrics, (1992)
General Research Biostatistics R
🔗 Article
RAYNAULD, JP, THOMAS, RG, & BLOCH, DA, “PROGRESSION OF FUNCTIONAL DISABILITY IN RHEUMATOID-ARTHRITIS”, ARTHRITIS AND RHEUMATISM, (1992)
General Research Biostatistics R
🔗 Article
Thomas, Ronald G & Conlon, Michael, “Sample size determination based on Fisher’s exact test for use in 2 x 2 comparative trials with low event rates”, Controlled clinical trials, (1992)
General Research Biostatistics R
🔗 Article
Fuchs, M, Huber, MG, Metsch, BC, & Thomas, R, “Two-baryon systems with strangeness S=-1 and S=-2”, Verhandlungen der Deutschen Physikalischen Gesellschaft, (1992)
General Research Biostatistics R
🔗 Article
2.34 1991
Sheridan, Lenore & Thomas, Ronald G, “An analysis of methods of communication in clinical trials”, Controlled Clinical Trials, (1991)
Medical/Clinical Biostatistics R Clinical trials Statistical methods
🔗 Article
Gordon, DE, Thomas, R, Shedrow, CB, & Wilson, MP, “Integration of statutory provisions of NEPA, RCRA, and CERCLA at the Savannah River site. Revision 1”, (1991)
General Research Biostatistics R
🔗 Article
2.35 1990
Conlon, Michael & Thomas, Ronald G, “A new confidence interval for the difference of two binomial proportions”, Computational Statistics & Data Analysis, (1990)
General Research Biostatistics R
🔗 Article
Thomas, Ronald G, “Data monitoring through stochastic curtailing when the outcome proportions are small: An exact approach”, Controlled Clinical Trials, (1990)
General Research Biostatistics R
🔗 Article
Thomas, R, Empl, E, Kilian, K, Oelert, W, Roderburg, E, Sefzick, T, Sehl, G, Steinkamp, O, & Ziolkowski, M, “Development of an active target for scattering of neutral baryons”, Verhandlungen der Deutschen Physikalischen Gesellschaft, (1990)
General Research Biostatistics R
🔗 Article
Decker, G, Kilian, K, Lippert, C, Oelert, W, Roderburg, E, Sefzick, T, Sehl, G, Steinkamp, O, Thomas, R, Ziolkowski, M, & others, “Test measurements of an asymmetric induction drift chamber with flash ADC’s”, Verhandlungen der Deutschen Physikalischen Gesellschaft, (1990)
General Research Biostatistics R
🔗 Article
Tyrell, Doris, Cline, Dorothy R, & Thomas, Ronald G, “”, Controlled Clinical Trials, (1990)
General Research Biostatistics R
🔗 Article
Lee, Kelvin K & Thomas, Ronald G, “”, Controlled Clinical Trials, (1990)
General Research Biostatistics R
🔗 Article
2.36 1989
Hale, William E, May, Franklin E, Thomas, Ronald G, Moore, Mary T, & Stewart, Ronald B, “Effect of zinc supplementation on the development of cardiovascular disease in the elderly”, Journal of Nutrition for the Elderly, (1989)
General Research Biostatistics R
🔗 Article
Thomas, Ronald G, “Exact sample size calculations for 2x2 comparative trials when the outcome proportions are small”, Controlled Clinical Trials, (1989)
General Research Biostatistics R
🔗 Article
Ellis, Stephen G, Shaw, Richard E, Gershony, Gary, Thomas, Ronald, Roubin, Gary S, Douglas Jr, John S, Topol, Eric J, Startzer, Simon H, Myler, Richard K, & King III, Spencer B, “Risk factors, time course and treatment effect for restenosis after successful percutaneous transluminal coronary angioplasty of chronic total occlusion”, The American journal of cardiology, (1989)
Medical/Clinical Biostatistics R Drug development
🔗 Article
2.37 1988
Ellis, SG, Roubin, GS, King 3rd, SB, Douglas Jr, JS, Weintraub, WS, Thomas, RG, & Cox, WR, “Angiographic and clinical predictors of acute closure after native vessel coronary angioplasty.”, Circulation, (1988)
General Research Biostatistics R
🔗 Article
MELLEN, BG, THOMAS, RG, & CASTANO, D, “FORMS INVENTORY SYSTEM FOR A COMPLEX CLINICAL-TRIAL”, CONTROLLED CLINICAL TRIALS, (1988)
General Research Biostatistics R
🔗 Article
Roubin, Gary S, Douglas Jr, John S, King 3rd, SB, Lin, SF, Hutchison, Nancy, Thomas, RG, & Gruentzig, AR, “Influence of balloon size on initial success, acute complications, and restenosis after percutaneous transluminal coronary angioplasty. A prospective randomized study.”, Circulation, (1988)
General Research Biostatistics R Clinical trials
🔗 Article
2.38 1987
Mufson, LGAR, Roubin, GS, Black, A, & Thomas, RG, “A comparison of single lesion dilatation in single vessel and multivessel disease”, Circulation, (1987)
General Research Biostatistics R
🔗 Article
McGlynn, F Dudley, LeCompte, E Joseph, Thomas, Ronald G, Courts, Frank J, & Melamed, Barbara G, “Effects of behavioral self-management on oral hygiene adherence among orthodontic patients”, American Journal of Orthodontics and Dentofacial Orthopedics, (1987)
General Research Biostatistics R
🔗 Article
Sherertz, Robert J, Belani, Anusha, Kramer, Barnett S, Elfenbein, Gerald J, Weiner, Roy S, Sullivan, Marsha L, Thomas, Ronald G, & Samsa, Gregory P, “Impact of air filtration on nosocomial Aspergillus infections: unique risk of bone marrow transplant recipients”, The American journal of medicine, (1987)
General Research Biostatistics R
🔗 Article
Shcrertz, RJ, Belani, A, Kramer, BS, & others, “Impact of air filtration on nosocomial aspergillus infections”, Am J Med, (1987)
General Research Biostatistics R
🔗 Article
Thomas, RG, Black, A, Lin, S, Chin, H, & Weintraub, WS, “Is there dependence between sites for continued success or restenosis after successful multisite coronary angioplasty”, Circulation, (1987)
General Research Biostatistics R
🔗 Article
Roubin, GS, Sutor, C, Lembo, NJ, Hoffmeister, J, Thomas, RG, Douglas, JS, & King, SB, “PROGNOSIS AFTER MULTIPLE VESSEL ANGIOPLASTY (PTCA) IN PATIENTS WITH CORONARY-ARTERY DISEASE”, Circulation, (1987)
General Research Biostatistics R
🔗 Article
2.39 1986
Thal, Leon J, Grundman, Michael, & Golden, Robert, “Alzheimer’s disease: a correlational analysis of the Blessed Information-Memory-Concentration test and the Mini-Mental State Exam”, Neurology, (1986)
Medical/Clinical Biostatistics R Alzheimer’s disease Cognitive decline Statistical methods
🔗 Article
2.40 1985
HUWS, DA, FAN, TP, & THOMAS, RU, “ELUTION OF PROSTAGLANDIN-E2 FROM FILTER-PAPER STRIPS-EFFICIENCY AND REPRODUCIBILITY”, JOURNAL OF DENTAL RESEARCH, (1985)
General Research Biostatistics R
🔗 Article
2.41 1984
Schubert, Mark M, Guttu, Ronald L, Hunter, Letha H, Hall, Richard, & Thomas, Ronald, “Changes in shoulder and leg strength in athletes wearing mandibular orthopedic repositioning appliances”, The Journal of the American Dental Association, (1984)
General Research Biostatistics R
🔗 Article
2.42 1983
Pepe, Paul E, Thomas, Ronald G, Stager, Marie Anne, Hudson, Leonard D, & Carrico, C James, “Early prediction of the adult respiratory distress syndrome by a simple scoring method”, Annals of emergency medicine, (1983)
General Research Biostatistics R Statistical methods
🔗 Article
Thomas, Ronald J & Clark, Christopher A, “Effects of concomitant development on reproduction of Meloidogyne incognita and Rotylenchulus reniformis on sweet potato”, Journal of Nematology, (1983)
General Research Biostatistics R
🔗 Article
Thomas, Ronald J & Clark, Christopher A, “Population dynamics of Meloidogyne incognita and Rotylenchulus reniformis alone and in combination, and their effects on sweet potato”, Journal of Nematology, (1983)
General Research Biostatistics R Epidemiology
🔗 Article
Schubert, M, Guttu, R, Hunter, L, Hall, R, & Thomas, R, “THE EFFECT OF MANDIBULAR ORTHOPEDIC REPOSITIONING APPLIANCES ON BODY STRENGTH”, JOURNAL OF DENTAL RESEARCH, (1983)
General Research Biostatistics R
🔗 Article