NAFLD Fibrosis Score - Scientific Formula
Gastroenterology & Hepatology Equation
Standard Calibration Equation:
NFS = -1.675 + 0.037*Age + 0.094*BMI + 1.13*DM + 0.99*AST/ALT - 0.013*Plt - 0.66*Alb
Accuracy Bounds & Limits:
While mathematical calculators evaluate demographic models, extreme variance (hyperthyroidism, dialysis cases, muscular bodybuilders, pregnancy) can trigger output errors. Weight and clearance assessments must follow separate personalized titration grids.