Fig. 1From: Derivation and validation of a prediction score for acute kidney injury secondary to acute myocardial infarction in Chinese patientsArea under the ROC curve for the derivation and validation sets. a Derivation sets, area under the ROC curve 0.79(0.76–0.81). b Validation sets, area under the ROC curve 0.81(0.77–0.85)Back to article page