A Comparative Analysis of Efficacy of Apatinib Combined with Transarterial Chemoembolization and Transarterial Chemoembolization Alone in the Treatment of Hepatocellular Carcinoma with Portal Vein Tumor Thrombus

Figure 4

Kaplan–Meier (KM) curves for the overall survival time (OS) and time to progression (TTP) for subgroup analysis before the propensity score matching. (a, b) KM curves for OS and TTP in patients with extrahepatic metastases; (c, d) the KM curves for OS and TTP in patients without extrahepatic metastases; (e, f) KM curves for OS and TTP in patients with Child–Pugh class A; (g, h) KM curves for OS and TTP in patients with Child–Pugh B.

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