Fig. 7

Subgroup analyses of (A) OS, (B) PFS and (C) RFS according to time. OS, overall survival; PFS, progression-free survival; RFS, recurrence-free survival; (1), before treatment; (2), after treatment; [N], NAC-naïve cohort; [T], NAC-treated cohort; [A], atezolizumab group; [O], observe group