Summary of subgroup analysis based on baseline prognostic factors.

<p>OS, overall survival; TTP, time to progression; HR, hazard ratio; ECOG PS, Eastern Cooperative Oncology Group performance status; BCLC, Barcelona Clinic Liver Cancer; MVI, macroscopic vascular invasion; EHS, extrahepatic spread; HBV, hepatitis B virus; HCV, hepatitis C virus</p><p>These pooled results were calculated from the included studies of reference of 9,10,32,33.</p><p>Summary of subgroup analysis based on baseline prognostic factors.