Fig. 4

Survival curve stratification of rs2228226 based on chemotherapy. A, B Kaplan–Meier curves for DFS and OS in patients with the C/C genotype, stratified by postoperative chemotherapy status. C, D Kaplan–Meier curves for DFS and OS in patients with the G allele, stratified by chemotherapy. The log-rank test was used to calculate the P-value