Your browser does not support JavaScript capabilities, which maybe required to display this page properly.

Skip Navigation
allocation calculators
Font Size: Font Smaller Font Larger


About the MELD/PELD Calculator

The MELD/PELD Calculator provided on this Web site uses the specific formulas approved by the OPTN/UNOS Board of Directors and allocation of livers by the OPTN match system. The MELD/PELD calculator collects data elements used in both the MELD and PELD score calculations. Please note the following:

The MELD score calculation uses:

  • Serum Creatinine (mg/dl)*
  • Bilirubin (mg/dl)
  • INR

*For patients who have had dialysis twice within the last week, or 24 hours of CVVHD, the creatinine value will be automatically set to 4 mg/dl.

The PELD score calculation uses:

  • Albumin (g/dl)
  • Bilirubin (mg/dl)
  • INR
  • Growth failure (based on gender, height and weight)
  • Age at listing

Go to the MELD Calculator (for ages 12 and older) *

Go to the PELD Calculator (for ages less than 12) *


Did you know?
Additional MELD/PELD resources are available on the United Network for Organ Sharing (UNOS) Web site. Go *