AFP and hepatitis A virus infection: However, between the two groups, no differences in PFS were noted in age (P=0.914), gender (P=0.624), the number of tumors (P=0.507), modality of guidance for ablation (P=0.361), thermal ablation type (P=0.244), tumor size (P=0.560), the etiologies of hepatitis (P=0.834), presence or absence of cirrhosis (P=0.670), AFP level (P=0.721), Child-Pugh score (P=0.071) or SII level (P=0.438).