INS and metabolic dysfunction-associated steatotic liver disease: To investigate whether the genotype of rs2290602 SNP were associated with the clinical parameters, we compared age, BMI, and the fasting plasma glucose, immunoreacrive insulin, HbA1c, total cholesterol, triglyceride, HDL cholesterol, AST, ALT, VFA, and SFA between the NAFLD patients with different genotypes (GG vs. GT + TT, or TT vs. GT + GG) by Student's t-test.