Fig. 6

Validation of the ten-gene prognostic signature in the testing set A and testing set B. a The distribution of risk scores, gene expression levels and patient survival status in the testing set A. b The distribution of risk scores, gene expression levels and patient survival status in the testing set B. c ROC curve for judging the accuracy of the signature in the testing set A (AUC = 0.706). d ROC curve for judging the accuracy of the signature in the testing set B (AUC = 0.885). e Kaplan–Meier curves of OS of high- and low-risk groups in the testing set A (P < 0.0001). f Kaplan–Meier curves of OS of high- and low-risk groups in the testing set B (P < 0.0001). OS, overall survival