Figure 2From: Ringer’s lactate, but not hydroxyethyl starch, prolongs the food intolerance time after major abdominal surgery; an open-labelled clinical trialROC curves illustrating the fluid volume needed (A) to predict prolongation of the postoperative period of food intolerance to ≥ 5 days and (B) to predict the occurrence of any other complication. Closeness to the reference line implies lack of relationship.Back to article page