Document Classification

Section Type: RESULTS

Text: Findings of the meta-analysis of 38 trials, including data from this study, suggest that the intervention is associated with fewer complications (intervention, 488/1548 [31. 5 %] vs control, 614/1476 [41. 6 %] ; RR, 0. 77 [95 % CI, 0. 71-0. 83]) and a nonsignificant reduction in hospital, 28-day, or 30-day mortality (intervention, 159/3215 deaths [4. 9 %] vs control, 206/3160 deaths [6. 5 %] ; RR, 0. 82 [95 % CI, 0. 67-1. 01]) and mortality at longest follow-up (intervention, 267/3215 deaths [8. 3 %] vs control, 327/3160 deaths [10. 3 %] ; RR, 0. 86 [95 % CI, 0. 74-1. 00]).