Fig. 5

Sensitivity analysis. a 1-year overall survival rate between HGD/CIS group and R0 group. b 2-year overall survival rate between HGD/CIS group and R0 group. c 3-year overall survival rate between HGD/CIS group and R0 group. d 1-year overall survival rate between HGD/CIS group and INV group. e 2-year overall survival rate between HGD/CIS group and INV group. f 3-year overall survival rate between HGD/CIS group and INV group