AFP and hepatocellular carcinoma: A stratified analysis was performed to evaluate the associations of rs4027405 and rs1890908 genotypes with HBV-related HCC survival by age, smoking status, drinking status, serum AFP level, radical resection, TP53 expression status, intrahepatic metastasis, vascular invasion, antiviral therapies, child-pugh class and BCLC stage (Fig. 6).