Table 2 Distribution of patients by preoperative eGFR based on each of the five equations
MDRD II | Re-Expressed MDRD II | CG | Mayo | CKD-EPI | |
|---|---|---|---|---|---|
Mean eGFR | 86.6 ± 26.4 | 75.1 ± 28.8 | 98.6 ± 32.7 | 97.3 ± 19.6 | 91.6 ± 17.1 |
≥90 | 203,028 (41) | 115,455 (23) | 286,132 (58) | 351,417 (71) | 283,794 (57) |
≥60, <90 | 233,171 (47) | 226,453 (46) | 163,614 (33) | 122,585 (25) | 191,771 (39) |
≥45, <60 | 45,253 (9.1) | 107,606 (22) | 34,820 (7.0) | 14,332 (2.9) | 15,663 (3.2) |
≥30, <45 | 13,206 (2.7) | 40,494 (8.1) | 10,868 (2.2) | 6,404 (1.3) | 4,864 (1.0) |
≥30, <15 | 2185 (0.4) | 6666 (1.3) | 1517 (0.3) | 2021 (0.4) | 959 (0.2) |
≤15 | 418 (0.1) | 587 (0.1) | 310 (0.1) | 502 (0.1) | 210 (0.0) |