Figure 3. Verification of risk signature in the TCGA cohort. (A) The distribution of patients based on the risk score. (B) Survival time and survival status of patients with different risk scores. (C) The heatmap of the expression of prognostic ERSRGs in the high-group and low-risk group (D) Kaplan-Meier curve of survival probability of patients in the high-risk group and low-risk group. Statistical tests were performed using the Chi-square test with statistical significance at P < 0.05. (E) ROC curve of risk score and other indicators.