Table 1.
Relationship between urine output and serum creatinine criteria and clinical outcomes
| KDIGO stage | Urine output only | |||||
|---|---|---|---|---|---|---|
| No AKI | Stage 1 | Stage 2 | Stage 3 | Total | ||
| Serum creatinine only | No AKI | 8179 | 3158 | 5421 | 440 | 17,198 |
| Dead | 4.3 % | 5.3 % | 7.9 % | 17.7 % | 5.9 % | |
| RRT | 0.0 % | 0.0 % | 0.1 % | 1.1 % | 0.1 % | |
| Stage 1 | 1889 | 1262 | 3485 | 842 | 7478 | |
| Dead | 8.0 % | 11.3 % | 13.0 % | 32.1 % | 13.6 % | |
| RRT | 0.3 % | 0.7 % | 0.6 % | 10.9 % | 1.7 % | |
| Stage 2 | 618 | 476 | 1533 | 831 | 3458 | |
| Dead | 11.3 % | 23.9 % | 21.5 % | 44.2 % | 25.5 % | |
| RRT | 1.0 % | 1.3 % | 1.7 % | 21.7 % | 6.3 % | |
| Stage 3 | 371 | 321 | 1,019 | 2,200 | 3911 | |
| Dead | 11.6 % | 38.6 % | 28.0 % | 51.1 % | 40.3 % | |
| RRT | 3.2 % | 17.8 % | 14.2 % | 55.3 % | 36.6 % | |
| Total | 11,057 | 5217 | 11,458 | 4313 | 32,045 | |
| Dead | 5.6 % | 10.5 % | 13.0 % | 42.6 % | 14.0 % | |
| RRT | 0.3 % | 1.4 % | 1.7 % | 34.6 % | 5.6 % | |
AKI acute kidney injury, KDIGO Kidney Disease Improving Global Outcomes, RRT renal replacement therapy. Adapted from Kellum et al. [11] (with permission)