AFP and neoplasm: Based on the previous literature and our study objectives, we examined the effects of age, gender, race/ethnicity, cirrhotic status, BMI, comorbidities before the onset of HCC, laboratory results including serum TSH, serum AFP, neutrophil to lymphocyte ratio (NLR), Child‐Turcotte‐Pugh (CTP) score, model for end‐stage liver disease (MELD) score before liver transplantation, and tumor characteristics from the explanted liver pathology on OS and RFS by univariate Cox regression analysis.