The overall incidence of NAFLD was 18.9%, consisted with the reported incidence in China (Fan et al., 2017), while the distribution of incidence of NAFLD was 21.4, 17.2, 25.4, and 14.2% for compound heterozygotes, UGT1A1*6 carriers, UGT1A1*28 carriers, and non-carriers, respectively. This evidence concerns the gene UGT1A1 and metabolic dysfunction-associated steatotic liver disease.