Results: in early group, risk of mortality in ICU reduced 65% withRR = 0.344 (95% CI: 0.137 - 0.867, p = 0.024), reduced 58% in risk of mortality during 30 days with RR = 0.411 (95% CI: 0.196 - 0.859, p = 0.018), reduced postoperative infection: 26% vs 73% (p <0.001).