CKD

Kidney Failure Risk Equation (4-variable)

2- and 5-year risk of kidney failure (RRT or death from uraemia) in CKD G3-G5.

CKDprognosis

Required inputs

  • Age
  • Sex
  • eGFR (mL/min/1.73 m²)
  • UACR (mg/g)
  • Cohort calibration

Equation or source

Tangri N, JAMA 2011;305:1553; multinational recalibration JAMA 2016;315:164.

Provenance and release status

Equation / algorithm
2- and 5-year risk of kidney failure (RRT or death from uraemia) in CKD G3-G5.
Formula version
kfre-4v-tangri-2016-v2
Tool version
2.4.0
Clinical risk class
B. CLINICAL DECISION-SUPPORT CALCULATOR
Release status
Under clinical review
Source status
Direct primary source identifier not yet resolved
Clinical review status
Under clinical verification
Clinical review date
Clinical review date not yet documented

DOI / PMID / direct guideline identifier 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.
Open interactive calculator