−1.675 + 0.037 ×  age (years) + 0.094 ×  BMI (kg/m2) + 1.13 ×  IFG/diabetes (yes=1, no=0) + 0.99 ×  AST/ALT ratio – 0.013 × platelet (×109/L) – 0.66 × albumin (g/dL) www.nafldscore.com. Here, GPT is linked to diabetes mellitus.