Renal function

CKD-EPI 2021 (creatinine)

Race-free CKD-EPI creatinine equation (Inker 2021).

eGFRCKDcreatinine

Required inputs

  • Age
  • Sex
  • Serum creatinine

Equation or source

Inker LA, NEJM 2021;385:1737. NKF/ASN Task Force endorsed.

Provenance and release status

Equation / algorithm
Race-free CKD-EPI creatinine equation (Inker 2021).
Formula version
ckd-epi-2021-cr-v1
Tool version
2.4.0
Clinical risk class
B. CLINICAL DECISION-SUPPORT CALCULATOR
Release status
Verified
Source status
Direct primary or authoritative source identifier resolved
Clinical review status
Independent formula verification completed; clinical review date not documented
Clinical review date
Clinical review date not yet documented

Assumptions

  • Entered values and units are accurate and apply to the population described by the cited source.
  • The published equation or rule is being used without a patient-specific clinical adjustment.

Important limitations

  • The result does not replace clinical assessment or establish a diagnosis.
  • Performance outside the source population may differ.
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