Fig. 5

Validation of the prognostic value of nomogram in internal validation cohort. A–C The 1-, 2-, and 3- year calibration plots of nomogram; D–F The time-dependent ROC curves for 12-, 24-, and 36-month CRC OS; G DCA of the nomogram model. Nomogram model (red line), TNM staging system model (blue line), PGSGA model (cyan line), and TNM staging system combined with PGSGA model (green line). Notes: CRC, colorectal cancer; OS, overall survival; ROC, receiver operating characteristic curve; TNM Stage, tumor-node-metastasis stage; PGSGA, patient generated subjective global assessment