eGFR Calculator

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Formula & reference

CKD‑EPI 2021 race‑free equation:
eGFR = 142 × min(Scr/κ,1)α × max(Scr/κ,1)−1.200 × 0.9938Age × 1.012 (if female)

κ = 0.7 (female) / 0.9 (male); α = −0.241 (female) / −0.302 (male)

Inker LA et al. NEJM 2021;385:1737‑49.