AFP and neoplasm: On subgroup analyses, the one-year OS rates were significantly different according to the median tumor size (≥5 vs. <5 cm: 62.4% vs. 82.8%; p = 0.036) and the AFP level (the median or 50% of patients ≥400 vs. <400 ng/mL: 40.5% vs. 71.7%; p < 0.001).