RT Journal Article SR Electronic T1 Does Rheumatoid Arthritis Really Improve During Pregnancy? A Systematic Review and Metaanalysis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 245 OP 250 DO 10.3899/jrheum.180226 VO 46 IS 3 A1 Hannah Jethwa A1 Suzanne Lam A1 Colette Smith A1 Ian Giles YR 2019 UL http://www.jrheum.org/content/46/3/245.abstract AB Objective. We performed a systematic review and metaanalysis to assess rheumatoid arthritis (RA) disease activity during pregnancy using objective disease activity scoring systems.Methods. A systematic review of PubMed, EMBASE/Medline, Cochrane, and LactMed databases was performed. Our inclusion criteria for analysis were prospective studies, more than 5 patients per study, and data on RA using an objective scoring system conducted by a clinician/health professional.Results. Ten studies were eligible for final analysis, which included 237 patients, of which prepartum data were available for 204 patients. Postpartum disease activity was recorded in 135 pregnancies.Conclusion. Disease activity improved in 60% of patients with RA in pregnancy and flared in 46.7% postpartum.