AFP and neoplasm: In the univariate analysis, we observed that candidate age, KPS status, race, ABO blood type, laboratory MELD score, tumor number, largest tumor diameter, sum of tumor diameters, pre-transplant AFP level, tumor within Milan criteria, donor age, donor ABO blood type, and donor cause of death were associated with overall survival, which we further took into the multivariable analysis (Supplementary Table 2).