AFP and portal hypertension: However, we found no statistically significant differences between survivors and non-survivors in LT age receptor, sex, ABO blood type, serum AFP levels, nodule size, degree of tumor differentiation, multinodular tumor, infiltration, microvascular invasion, macrovascular invasion, portal hypertension, Child-Pugh score, inside Milan criteria prior to and after LT, MELD score, treatment prior to LT, or LT technique (Table 1).