Meta-analysis of radiofrequency ablation in combination with transarterial chemoembolization for hepatocellular carcinoma

Figure 4 Comparison of combination of radiofrequency ablation and transcatheter arterial chemoembolization with radiofrequency ablation alone for small hepatocellular carcinoma in terms of survival rates. A, B: Tumor size ≤ 3 cm; C-F: 3 cm < tumor size ≤ 5 cm; G, H: Tumor size > 5 cm; A, C, F: Meta-analysis of 1-year results; B, D, G: Meta-analysis of 3-year results; E: Meta-analysis of 5-year results.