Fig. 4

Internal validation of the 11-gene signature’s robustness in the TCGA validation cohort and the entire TCGA cohort. a ROC curve of the 11-gene signature for OS in the TCGA validation set; b Kaplan-Meier survival analysis of OS for patients in the TCGA validation set; c ROC curve of the 11-gene signature for OS in the entire TCGA set; d Kaplan-Meier survival analysis of OS for patients in the entire TCGA set