Utilization study of 1031 tofacitinib vs 17,803 biologic DMARD Rx-patients shows 14% higher discontinuations w/ TOFA (HR 1.14), but pts who switched to tofacitinib from a bDMARD had longer persistence than pts switched to another bDMARD (HR 0.90) https://t.co/5cqloTTbjb