Fig. 1

Kaplan–Meier survival curves of extracranial progression-free survival (ePFS) (A), overall survival (OS) (B), progression-free survival (PFS) (C), and intracranial progression-free survival (iPFS) (D) in the propensity score-matched dataset
Kaplan–Meier survival curves of extracranial progression-free survival (ePFS) (A), overall survival (OS) (B), progression-free survival (PFS) (C), and intracranial progression-free survival (iPFS) (D) in the propensity score-matched dataset