Figure 1

(A) Kaplan–Meier analysis by histological subtype (UH vs CH) for progression-free survival (PFS). (B) Kaplan–Meier analysis by histological subtype (UH vs CH) for PFS after propensity score-matching.

(A) Kaplan–Meier analysis by histological subtype (UH vs CH) for progression-free survival (PFS). (B) Kaplan–Meier analysis by histological subtype (UH vs CH) for PFS after propensity score-matching.