Fig. 1From: Machine learning-based model for predicting major adverse cardiovascular and cerebrovascular events in patients aged 65 years and older undergoing noncardiac surgeryThe nomogram, ROC curve, calibration plot, and the decision curve of the new predictive model. a Images indicating the nomogram for each variable of the prediction model; b ROC curve of the new predictive model with the validation cohort; c Calibration plot for the new prediction model with the validation cohort; d Decision curve of the new predictive model. EF: Left ventricular ejection fraction;Cr 2.0 > mg/dL, preoperative serum creatinine > 2.0 mg/dLBack to article page