Fig. 1

Flow chat of the study participants. Abbreviations: NHANES, National Health and Nutrition Examination Survey; HBsAg, hepatitis B virus surface antigen; HCVAb, hepatitis C virus antibody; BMI, body mass index; WC, waist circumference; BP, blood pressure; US-FLI, U.S. fatty liver index; MASLD, metabolic dysfunction-associated steatotic liver disease; ALF, advanced liver fibrosis