Figure 2

Kaplan–Meier curves of the OS and RFS in all patients, stratified by PNI. The OS (A) and RFS (B) in all patients and the OS stratified by PNI (C). The p-value was calculated by the log-rank test. OS, overall survival; RFS, recurrence-free survival; PNI, prognostic nutritional index; HR, hazard ratio; CI, confidence interval.