Abstract: medRxiv preprint doi: https://doi.org/10.1101/2021.02.03.21251069; this version posted February 5, 2021. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted medRxiv a license to display the preprint in perpetuity. It is made available under a CC-BY-NC-ND 4.0 International license . Fitzgerald et al. 1 RISK FACTORS FOR INFECTION AND HEALTH IMPACTS OF THE COVID-19 PANDEMIC IN PEOPLE WITH AUTOIMMUNE DISEASES Kathryn C. Fitzgerald1,2, ScD, Christopher A. Mecoli3, MD, MHS, Morgan Douglas1, BS, Samantha Harris1, BS, Berna Aravidis1, BS, Jemima Albayda3, MD, Elias S. Sotirchos1, MD, Ahmet Hoke1, MD, PhD, AnaMaria Orbai3, MD, MHS, Michelle Petri1, MD, MPH, Lisa Christopher-Stine3, MD, Alan N. Baer, MD3, Julie J. Paik3, MD, MHS, Brittany L. Adler3, MD, Eleni Tiniakou3, MD, Homa Timlin3, MD, MSc, Pavan Bhargava1, MD, Scott D. Newsome1, DO, Arun Venkatesan1, MD, PhD, Vinay Chaudhry1, MD, Thomas E. Lloyd1, MD, PhD, Carlos A. Pardo1, MD, Barney J. Stern1, MD, Mark Lazarev4, MD, Brindusa Truta4, MD, MAS, Shiv Saidha1, MBBCh, Edward S. Chen5, MD, Michelle Sharp5, MD, MHS, Nisha Gilotra6, MD, Edward K. Kasper6, MD, Allan C. Gelber, MD, MPH, PhD2,3, Clifton O. Bingham III3, MD, Ami A. Shah3, MD, MHS, Ellen M. Mowry1,2, MD, MCR 1 Department of Neurology, Johns Hopkins School of Medicine, Baltimore, MD, USA Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA 3 Division of Rheumatology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, MD, USA 4 Division of Gastroenterology and Hepatology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, MD, USA 5 Division of Pulmonary and Critical Care Medicine, Johns Hopkins School of Medicine, Baltimore, MD, USA 6 Department of Cardiology, Johns Hopkins School of Medicine, Baltimore, MD, USA 2 Title: 105 characters Abstract: 275 words Text: 3591 References: 30 Tables: 4 Figures: 2 eTables: 8 Author Email Addresses: fitzgerald@jhmi.edu cmecoli1@jhmi.edu mdougl18@jhmi.edu sharr141@jhmi.edu baravid1@jhmi.edu jalbayd1@jhmi.edu ahoke@jhmi.edu ess@jhmi.edu aorbai1@jhmi.edu mpetri@jhmi.edu lchrist4@jhmi.edu alanbaer@jhmi.edu jpaik1@jhmi.edu brit.adler@jhmi.edu NOTE: This preprint reports new research that has not been certified by peer review and should not be used to guide clinical practice. medRxiv preprint doi: https://doi.org/10.1101/2021.02.03.21251069; this version posted February 5, 2021. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted medRxiv a license to display the preprint in perpetuity. It is made available under a CC-BY-NC-ND 4.0 International license . Fitzgerald et al. 2 etiniak1@jhmi.edu htimlin1@jhmi.edu pbharga2@jhmi.edu snewsom2@jhmi.edu avenkat2@jhmi.edu vchaudh@jhmi.edu tlloyd4@jhmi.edu cpardov1@jhmi.edu bstern6@jhmi.edu mlazare1@jhmi.edu btruta1@jhmi.edu ssaidha2@jhmi.edu chenedwa@jhmi.edu msharp5@jhmi.edu naggarw2@jhmi.edu ekasper@jhmi.edu agelber@jhmi.edu cbingha2@jhmi.edu ami.shah@jhmi.edu emowry1@jhmi.edu Corresponding author: Kathryn C Fitzgerald fitzgerald@jhmi.edu 600 N Wolfe St Pathology 627 Baltimore MD, 21287 medRxiv preprint doi: https://doi.org/10.1101/2021.02.03.21251069; this version posted February 5, 2021. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted medRxiv a license to display the preprint in..