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.