LVEF: Left ventricular ejection fraction, X- clamp: Cross clamp, CPB: Cardiopulmonary bypass, IABP: Intraaortic balloon pump, ICU: Intensive care unit
*the mean difference is significant at the 0.05 level
Figure1. Data figure of the area under the curve (AUC), confidence interval (CI), and cut-off values in receiver-operating characteristic (ROC) curve analysis for prognostic nutritional index.