Fig. 4

Analysis and comparison of the prognostic value among different models. A The time-dependent ROC curves for 12-, 24-, and 36-month CRC OS in the primary cohort; B 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