Fig. 2From: Derivation and validation of a prognostic model for postoperative risk stratification of critically ill patients with faecal peritonitisReceiver operating characteristics (ROC) curve obtained when applying the 28 day prognostic model to the derivation (a), geographic validation (b) and temporal validation sub-cohorts (c) respectively; AuROC area under the receiver operating characteristic curve, CI confidence intervalBack to article page