Figure 2.External validation of the prognostic nomogram. (A–C) ROC curves for predicting 1-year, 2-year, and 3-year OS in the CGGA dataset. (D) Time-dependent ROC-AUC with 95% confidence interval for 1-year, 2-year, and 3-year OS in the CGGA dataset. X-axis time unit is day.
