EUSTAR scleroderma substudy propensity matched pts Rx w/ JAKi (n 38) vs 180 pts ea Rx w/ MMF, MTX, RTX. 1/3 had dcSSc. 23 AEs in 997 Pt-yrs. JAKi outcomes similar to comparators. JAKi Tx D/C in 39%, FVC stable, skin fibrosis improved (mRSS −1.8) & SJC decreased. No new