Fig. 2From: "RETRACTED ARTICLE:Successful implementation of an enhanced recovery after surgery (ERAS) protocol reduces nausea and vomiting after infratentorial craniotomy for tumour resection: a randomized controlled trialThe cumulative incidence of vomiting in patients of the ERAS group and the control group. The cumulative incidence of vomiting over the 72 h post-craniotomy observation period was significantly lower in the ERAS group patients than in the control group patients. Cumulative incidence was calculated by the number of new cases during a period divided by the number of subjects at risk in the populationBack to article page