eGFR Kidney Function Calculator (2021 CKD-EPI)
Clinical eGFR calculator using the guideline-recommended 2021 CKD-EPI creatinine equation (without race coefficients). Displays KDIGO Chronic Kidney Disease (CKD) stages 1 through 5, clinical interpretations, and management considerations.
Patient Laboratory Inputs
eGFR between 45–59 mL/min/1.73 m². Indicates early chronic kidney disease requiring clinical review and BP control.
KDIGO Chronic Kidney Disease Staging
How to Use eGFR Kidney Function Calculator (2021 CKD-EPI)
Enter Patient Age & Sex
Specify age and biological sex.
Input Serum Creatinine
Enter creatinine level in mg/dL or µmol/L.
Review eGFR & KDIGO Stage
View eGFR value and corresponding KDIGO CKD Stage (G1 to G5).
Frequently Asked Questions
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