Document Classification

Section Type: RESULTS

Text: No effect of aspirin was observed on total cancer (n = 2865 ; relative risk [RR], 1. 01 ; 95 % confidence interval [CI], 0. 94-1. 08 ; P =. 87), breast cancer (n = 1230 ; RR, 0. 98 ; 95 % CI, 0. 87-1. 09 ; P =. 68), colorectal cancer (n = 269 ; RR, 0. 97 ; 95 % CI, 0. 77-1. 24 ; P =. 83), or cancer of any other site, with the exception of lung cancer for which there was a trend toward reduction in risk (n = 205 ; RR, 0. 78 ; 95 % CI, 0. 59-1. 03 ; P =. 08).