. Author manuscript; available in PMC: 2017 May 12.

Published in final edited form as: Am J Nephrol. 2016 May 12;43(5):325–333. doi: 10.1159/000445757

Appendix Table 1.

eGFR Formulae

CKD-EPI_cr(5)

SCr ≤0.9 141 × (Scr/0.9)^−0.411 × 0.993^Age [× 1.159 if black]

SCr >0.9 141 × (Scr/0.9)^−1.209 × 0.993^Age [× 1.159 if black]

CKD-EPI_cysc(5):

SCysc ≤0.8: 133 × (SCysc/0.8)^−0.499 × 0.996^Age

SCysc >0.8: 133 × (SCysc/0.8)^−1.328 × 0.996^Age

CKD-EPI_cr,cys(5):

SCr ≤0.9 and SCysc ≤0.8: 135 × (SCr/0.9)^−0.207 × (SCysc/0.8)^−0.375 × 0.995^Age [× 1.08 if black]

SCysc >0.8: 135 × (SCr0.9)^−0.207 × (SCysc/0.8^)−0.711 × 0.995^Age [× 1.08 if black]

SCr >0.9 and SCysc ≤0.8: 135 × (SCr/0.9)^−0.601 × (SCysc/0.8)^−0.375 × 0.995^Age [× 1.08 if black]

SCysc >0.8: 135 × (SCr/0.9)^−0.601 × (SCysc/0.8)^−0.711 × 0.995^Age [× 1.08 if black]

BIS(7):

767 × SCysc^−0.61 × SCr^−0.40 × age^−0.57

Abbreviations: SCr, serum creatinine; SCysc, serum cystatin C