AFP and neoplasm: Donor characteristics, including donor age and cause of death; recipient characteristics, including recipient age, race, underlying liver diseases, pre-transplant laboratory MELD score, albumin, bilirubin, INR, creatinine, and sodium levels; tumor characteristics including number of tumors, largest tumor diameter, sum of tumor diameters, tumor staging, and pre-transplant AFP level; immunosuppression maintenance with tacrolimus, mycophenolate mofetil and steroid at discharge were all found to be significantly associated with the OS.