What is a normal eGFR number?
An eGFR of 90 or higher is considered normal in healthy adults. An eGFR below 60 for 3+ months indicates kidney disease.
Tool Categories
Free eGFR Kidney Calculator | 1ClickTools
Calculate egfr kidney calculator instantly with CKD-EPI 2021 race-free equation based on serum creatinine, age, and sex.
Frequently Asked Questions
What is the CKD-EPI 2021 formula?
The 2021 CKD-EPI formula estimates kidney function using serum creatinine, age, and sex without a race variable.
How accurate is the eGFR Kidney Calculator?
All calculations are executed using standard mathematical algorithms directly in client-side JavaScript, ensuring double-precision floating-point accuracy without server-side rounding discrepancies.
Is my input data kept private when using the eGFR Kidney Calculator?
Yes. 1ClickTools operates 100% locally in your web browser session. No personal data, financial values, or calculation inputs are ever uploaded, saved, or transmitted to any external servers.
Can I use this tool for commercial or academic projects?
Yes. 1ClickTools provides 100% free access for personal, academic, professional, and commercial use without subscription fees or usage caps.