Fig. 4

The assessment of the risk model for prognostic value. Distribution of patient risk classes in the training cohort (A), testing cohort (B), and enter cohort (C). Survival state of patients in the training cohort (D), testing cohort (E), and enter cohort (F). The expression of prognosis CRLs in the training cohort (G), testing cohort (H), and enter cohort (I). J–L Kaplan–Meier curves of the OS of patients in the high- and low-risk groups in the training cohort, testing cohort and enter cohort. M–O Kaplan–Meier survival curves of the PFS of patients in the high- and low-risk groups in the training cohort, testing cohort, and enter cohort