tokens: Among non - users of aspirin , the adjusted hazard ratios ( 95 % confidence interval ) of hospitalization for AMI / GI vs the acetaminophen ( with no aspirin ) group were : rofecoxib 1 . 27 ( 1 . 13 , 1 . 42 ) , celecoxib 0 . 93 ( 0 . 83 , 1 . 03 ) , naproxen 1 . 59 ( 1 . 31 , 1 . 93 ) , diclofenac 1 . 17 ( 0 . 99 , 1 . 38 ) and ibuprofen 1 . 05 ( 0 . 74 , 1 . 51 ) .