6780 nonspecific MSK pts (no synovitis) saw 3% w/ CCP+, 45% progressed to IA (RA). Progression seen w/ high CCP (OR 9.4), hand (OR 2.7) & foot pain (OR 4.1). CCP- progress if pain in hands (OR 2.5) or knees. 96% NPV for CCP- w/o hand/foot pain https://t.co/FbDIggQFLJ https://t.co/VtvRUOHTnc