Subjects with NAFLD had significantly higher SBP, DBP, FBG TC, TG, LDL, WC, ABSI, AIP, AVI, BAI, BMI, BRI, CI, TyG, WHR and WHtR than those without NAFLD in both the male and female groups (all P < 0.01). The gene discussed is AIP; the disease is metabolic dysfunction-associated steatotic liver disease.