Fig. 7

Subgroup analysis: Kaplan-Meier plots comparing RFS and OS of HCC patients with AFP < 400 ng/mL (A), without MVI (B), and with medium-high differentiation (C) between the low and high Treg percentage groups
Abbreviations: RFS, recurrence-free survival; OS, overall survival; Treg, regulatory T cells; HCC, Hepatocellular carcinoma; AFP, alpha-fetoprotein; MVI, microvascular invasion