Fig. 4From: Perioperative serum syndecan-1 concentrations in patients who underwent cardiovascular surgery with cardiopulmonary bypass and its association with the occurrence of postoperative acute kidney injury: a retrospective observational studyROC curves of the serum syndecan-1 concentration at T4 and T6 for the prediction of pAKI. The black line represents the ROC curve for T4, and the red line represents that for T6Back to article page