Abstracts tagged "Biostatistics"

Abstract Number: 0779 • ACR Convergence 2020
Antibody Responses to Epstein-Barr Virus Are Altered in the Pre-Clinical Period of Rheumatoid Arthritis
Sabrina Fechtner¹, Heather Berens², Elizabeth Bemis³, M Kristen Demoruelle², Carla J. Guthridge⁴, John Harley⁵, Judith James⁶, Jess Edison⁷, Kevin D. Deane⁸, Jill Norris⁹ and V. Michael Holers², ¹University of Colorado, Aurora, CO, ²University of Colorado, Denver, CO, ³Colorado School of Public Health Anschutz Medical Campus, Aurora, CO, ⁴Oklahoma Medical Research Foundation, Oklahoma City, OK, ⁵Cincinnati Children's Hospital Medical Center/Univ of Cincinnati College of Medicine, Cincinnati, OH, ⁶Arthritis and Clinical Immunology Research Program, Oklahoma Medical Research Foundation;Department of Pathology, University of Oklahoma Health Sciences Center;Department of Medicine, University of Oklahoma Health Sciences Center, Edmond, OK, ⁷Walter Reed National Military Medical Center, Bethesda, ⁸2 Division of Rheumatology, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, CO, USA, Colorado, ⁹Colorado School of Public Health, Aurora, CO
Background/Purpose: Viral infections, including infection with Epstein-Barr virus (EBV), have been suggested as environmental risk factors for rheumatoid arthritis (RA). EBV infections are known to…
Abstract Number: 0795 • ACR Convergence 2020
Minimum Clinically Important Improvement in Patients with Rheumatoid Arthritis Associates with Gut Microbiome
Vinod Gupta¹, Kevin Cunningham², Benjamin Hur¹, John Davis¹ and Jaeyun Sung¹, ¹Mayo Clinic, Rochester, MN, ²University of Minnesota, Minneapolis, MN
Background/Purpose: Within the past decade, there have been several major discoveries in cross-sectional gut microbiome studies suggesting that dysbiosis of the gut microbiota is a…
Abstract Number: 0806 • ACR Convergence 2020
Identification and Adjustment for Factors Associated with Clinical Response in Rheumatoid Arthritis Clinical Trials to Improve Comparisons of Treatment Efficacy
Anthony Cordisco¹ and Joshua Baker¹, ¹Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA
Background/Purpose: Numerous clinical trials have been published in rheumatoid arthritis (RA), but comparing efficacies of disease-modifying anti-rheumatic drugs (DMARDs) is complicated by a lack of…
Abstract Number: 1300 • ACR Convergence 2020
Identifying Cognitive Impairment in Patients with Systemic Lupus Erythematosus Using Hidden Markov Models: A Bayesian Approach
Juan Pablo Diaz-Martinez¹, Kathleen Bingham², Robin Green³, Dorcas Beaton⁴, Mahta Kakvan¹, Lesley Ruttan³, Carmela Tartaglia⁵, Marvin Fritzler⁶, May Choi⁷, Jiandong Su¹, Dennisse Bonilla¹, Nicole Anderson¹, Joan Wither¹, Patricia Katz⁸ and Zahi Touma⁹, ¹University of Toronto Lupus Clinic, Centre for Prognosis Studies in Rheumatic Diseases, Toronto Western Hospital, University Health Network, Toronto, ON, Canada, ²Department of Psychiatry, University of Toronto, Toronto, ON, Canada, ³Toronto Rehabilitation Institute, University Health Network, Toronto, ON, Canada, ⁴Institute for Work & Health, Toronto, Canada, ⁵University of Toronto, Krembil Neurosciences Centre, Toronto, ON, Canada, ⁶Department of Medicine, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada, ⁷Brigham and Women's Hospital | Cumming School of Medicine, University of Calgary, Calgary, AB, Canada, ⁸University of California, San Francisco, Novato, CA, ⁹University of Toronto Lupus Clinic, Centre for Prognosis Studies in Rheumatic Diseases, Toronto Western Hospital, University Health Network; Krembil Research Institute, Toronto, ON, Canada
Background/Purpose: Cognitive impairment (CI) is usually operationalized on the American College of Rheumatology Neuropsychological Battery (ACR-NB) as a z-score of ≤-1.5 on ≥2 domains or…
Abstract Number: 1709 • ACR Convergence 2020
Teaching Clinical Application of Bayesian Reasoning in Rheumatology to Internal Medicine Residents and Medical Students
Joshua Gavin¹, Kristen Fadel¹, Yashswee KC², Evan Dombrosky³, Sandra Johnson⁴, Huzaefah Syed⁵, Beth Rubinstein⁶, Stamatina Danielides⁶ and Abhishek Nandan⁷, ¹Virginia Commonwealth University School of Medicine, Richmond, ²Virginia Commonwealth University School of Medicine, Henrico, VA, ³Virginia Commonwealth University School of Medicine, Glen Allen, VA, ⁴Virginia Commonwealth University Health Systems, Richmond, ⁵VCU Health, Richmond, VA, ⁶Virginia Commonwealth University School of Medicine, Richmond, VA, ⁷VCUHS and VA Medical Center- Richmond, VA, Richmond, VA
Background/Purpose: Evidence-based medicine (EBM) is becoming an increasingly important skill in the clinical application of diagnostic reasoning. Didactic lectures focusing on EBM concepts are a…