A#2532 Pre-existing AID for immunoRx? Excluded from trials 4 prior studies showed no diff in mortality w AID Propensity-matched cohort study Followed median 250 days Hazard ratio: 1.07 (unmatched), 0.97 (matched) - no diff. Mortality about 40% in grps @RheumNow #ACR24 https://t.co/zyVCPts6s6