Document Classification

Section Type: RESULTS

Text: After a median follow-up of 19. 4 years, the patients given adjuvant combination chemotherapy had significantly better rates of relapse-free survival (unadjusted relative risk of relapse, 0. 71 ; 95 percent confidence interval, 0. 56 to 0. 90 ; P = 0. 004 ; adjusted relative risk, 0. 65, 95 percent confidence interval, 0. 51 to 0. 83 ; P < 0. 001) and total survival (unadjusted relative risk of death, 0. 78 ; 95 percent confidence interval, 0. 62 to 0. 99 ; P = 0. 04 ; adjusted relative risk, 0. 76 ; 95 percent confidence interval, 0. 60 to 0. 97 ; P = 0. 03).