Multivariate analysis for progression-free survival (PFS) and overall survival (OS) rates in the propensity score-matching cohort.

Abbreviations: PFS = progression-free survival; OS = overall survival; HR = hazard ratio; CI = confidence index; ECOG = Eastern Cooperative Oncology Group; AFP = Alpha-fetoprotein; UICC = International Union Against Cancer; Variables with p values ≤ 0.2 by univariate analysis were chosen for multivariate analysis. Multivariate analysis for progression-free survival (PFS) and overall survival (OS) rates in the propensity score-matching cohort.