Fig. 4

Validation of the risk signature for the survival prediction in testing set, the entire TCGA set and the GSE57495 set. a, c, e Kaplan–Meier analysis of OS of the risk signature in testing set, the entire TCGA set and the GSE57495 set. b, d, f Time-dependent ROC analysis of the risk signature in testing set, the entire TCGA set and the GSE57495 set