a significant trendP = 0.05
In detail, in the 10 cohort studies [ 22 , 33 , 34 , 36 , 38 , 40 - 43 , 45 ] that included a total sample of 2,872 patients, a significant trend toward fewer postoperative complications in the clinical pathway group has been shown (RR = 0.73, 95%CI = 0.53–0.99, P = 0.05).