Fig. 4

Verification of the ERIGs prognostic signature. a Kaplan–Meier survival curves of the OS of patients in the high- and low-risk cohorts for the training cohort. b Distribution of patients with different risk scores in the training cohort. c OS status of patients with different risk scores in the training cohort. d ROC analysis of 1-, 2-, and 3-year in the training cohort. e Kaplan–Meier survival curves of the OS of patients in the high- and low-risk cohorts for the validation cohort. f Distribution of patients with different risk scores in the validation cohort. g OS status of patients with different risk scores in the validation cohort. h ROC analysis of 1-, 2-, and 3-year in the validation cohort