Figure 5. Construction and validation of a nomogram. (A) Univariate Cox regression analysis of the DRG score and clinical characteristics in the TCGA cohort. (B) Multivariate Cox regression analysis of the DRG score and clinical characteristics in the TCGA cohort. (C) Using DRG score and other clinical features to construct prognostic nomogram in the TCGA cohort. (D) Calibration curves of the nomogram. (E) DCA indicated that the nomogram achieved the optimal clinical benefit. ***P < 0.001.