Fig. 3From: A low follicle-stimulating hormone level is a protective factor for non-alcoholic fatty liver disease in older men aged over 80Pearson correlation analysis of FSH and FIB-4 index in subjects with NAFLD. Notes: FIB-4 (Fibrosis-4) index was calculated by the formula: age (yrs) × AST[U/L] / (platelet[109/L] × (ALT[U/L]1/2)Back to article page