LDL cholesterol (Friedewald)

Calculated LDL-C and non-HDL cholesterol.

Previewv0.1.0 · Pending clinical review

Inputs

0 of 3
When to use
  • When LDL is not measured directly.
Pearls and pitfalls
  • Invalid with triglycerides above 400 mg/dL; less accurate at LDL below 70 mg/dL (Martin–Hopkins or Sampson preferred).
Why use

Flags when not to trust it.

LDL=TC−HDL−TG5
where
TC, HDL, TG
mg/dL

Share and cite

Report a concernRequest a calculator