Fig. 4From: Pneumatosis intestinalis and porto-mesenteric venous gas: a multicenter studyCalculation of the generalized linear / regression model using a subgroup of patients who were managed conservatively (Test set—A). Further evaluation by applying the model to the subgroup treated surgically (OP set—B). To design a decision support tool, we estimated an operating point for prediction of death with greater than 95% specificity (C, D)Back to article page