Fig. 3

Construction of the 4-gene signature in the training dataset. A Risk score, survival time, survival status, and expression of the 4-gene signature in the training set; B ROC curve of the 11-gene signature for 1-year, 3-year, and 5-year survival in the training set. C Kaplan–Meier survival analysis of overall survival for high-risk or low-risk group patients in the training set. ROC, receiver operating characteristic; AUC, area under the curve; HR, hazard ratio; CI, confidence interval