Characteristics associated with hospitalisation for COVID-19 in people with rheumatic disease: data from the COVID-19 Global Rheumatology Alliance physician-reported registry
et al., Annals of the Rheumatic Diseases, 79:7, 859-866,
Analysis of rheumatic disease patients showing no significant association between antimalarial therapy and hospitalisation, OR=0.94 [0.57-1.57], p=0.82 after adjustments.
risk of hospitalization, 3.3% lower, RR 0.97, p = 0.82, treatment 58 of 130 (44.6%), control 219 of 470 (46.6%), NNT 50, odds ratio converted to relative risk.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
This study is excluded in the after exclusion results of meta
not fully adjusting for the baseline risk differences within systemic autoimmune patients.
Gianfrancesco et al., 28 May 2020, retrospective, database analysis, multiple countries, peer-reviewed, 28 authors.