Figure 2. Training and validation of RRAP. Kaplan-Meier survival curves for RRAP-wild type and RRAP-mutant patients in the (A) TCGA training cohort, (B) TCGA validation cohort, (C) an independent CGC cohort, (D) and the overall cohort containing merged data from the three cohorts. P-values were estimated with the log-rank test, and hazard ratios (HRs) were estimated with the Cox model.