Skip to content

NAFLD Fibrosis Score Calculator

Result

Calculated result 1.338 Based on the values entered.
↗ Health

NAFLD Fibrosis Score Calculator — free online calculator.

Formula

NFS = −1.675 + 0.037·age + 0.094·BMI + 1.13·IFG/DM + 0.99·(AST/ALT) − 0.013·platelets − 0.66·albumin
  • NAFLD Fibrosis Score Calculator calculates its result from Albumin, Platelets, Dm, Ast, Alt, Bmi, Ifg, Age. It uses the formula NFS = −1.675 + 0.037·age + 0.094·BMI + 1.13·IFG/DM + 0.99·(AST/ALT) − 0.013·platelets − 0.66·albumin. Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Albumin, Platelets, Dm, Ast, Alt, Bmi, Ifg, Age. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: NAFLD Fibrosis Score

Inputs
  • Albumin: 2
  • Platelets: 3
  • Dm: 4
  • Ast: 5
  • Alt: 6
  • Bmi: 7
  • Ifg: 8
  • Age: 17

Using Albumin = 2, Platelets = 3, Dm = 4, Ast = 5, Alt = 6, Bmi = 7, Ifg = 8, Age = 17, the calculated result is 1.338.

Sample result: Calculating…

Frequently asked questions

What does the NAFLD Fibrosis Score calculate?

NAFLD Fibrosis Score Calculator — free online calculator.

Which values should I enter?

Enter Albumin, Platelets, Dm, Ast, Alt, Bmi, Ifg, Age using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: NFS = −1.675 + 0.037·age + 0.094·BMI + 1.13·IFG/DM + 0.99·(AST/ALT) − 0.013·platelets − 0.66·albumin.

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026