Fig. 3. Kaplan-Meier plots depicting CSS and OS according to the preoperative NLR. (A) CSS, total group. (B) CSS, GV group. (C) CSS, SV group. (D) CSS, RV group. (E) OS, total group. (F) OS, GV group. (G) OS, SV group. (H) OS, RV group. CSS, cancer-specific survival; OS, overall survival; NLR, neutrophil-to-lymphocyte ratio; LNLR, low NLR; HNLR, high NLR; GV, glandular variant; SV, squamous variant; RV, rare histological variant.
