AST/ ALT ratio, TyG index, FLI, and HIS reflected NAFLD in our groups with variable percentages (AST/ALT: 64 versus 56%; TyG index: 92 versus 76%; FLI: 84 versus 64%; HSI: 88 versus 64% in fatty and non-fatty liver groups; respectively). This evidence concerns the gene GPT and fatty liver disease.