Figure 3.
Receiver operating characteristic (ROC) analysis and calibration curves for the training and validation cohort. (A) ROC curve for the prediction model in the training cohort. (B) Calibration plot comparing nomogram-predicted and observed overall survival in the training cohort. (C) ROC for the prediction model in the validation cohort. (D) Calibration plot comparing nomogram-predicted and observed overall survival in the validation cohort.