What Is GFR Calculator?
Lab eGFR equations may differ — ask a clinician.
How to Use GFR Calculator
Enter age, weight, sex, creatinine.
How Does GFR Calculator Work?
Lab eGFR equations may differ — ask a clinician.
Formula
Cockcroft-Gault
Important Notes
Results depend on the inputs and assumptions shown on this page. Construction and finance figures are estimates. Islamic calendar conversions follow a documented algorithm and may differ from local moon sighting. Health-related tools are informational only.