There were no statistically significant differences in sex, age, body mass index, hypertension, diabetes, Child-Pugh class, MELD score, history of radiation, operation, radiofrequency ablation, and/or transarterial chemoembolization before LDLT, alpha-fetoprotein (AFP), and protein induced by vitamin K absence-II (PIVKA-II) between the two groups. The gene discussed is AFP; the disease is diabetes mellitus.