#ACR21 Abst#0463: Medicare claims data in ~3500 bDMARD-naive, sero+RA (avg 66 yo, 78%♀) showed those on Abatacept had longer time b4 tx stop (152d) @ 1yr vs TNFi (97d) or JAKi (89d)--is this reflective of tx efficacy? Where does ABT rank 4 u? @Rheumnow https://t.co/yfhxAsKBLl https://t.co/o84Ajmeyfk