Table 4. Characteristics of acute kidney injury.
| Global | AKI | No AKI | p | |
|---|---|---|---|---|
| (n = 1642) | (n = 618, 40.1%) | (n = 923, 59.9%) | ||
| Baseline creatinine | 0.80(0.27) | 0.90 (0.32) | 0.76 (0.29) | <0.001 |
| Creatinine at admission | 0.87 (0.43) | 1.10 (0.64) | 0.80 (0.27) | <0.001 |
| ICU admission creatinine | 0.80 (0.46) | 1.18 (0.71) | 0.70 (0.27) | <0.001 |
| Creatinine at discharge | 0.7 (0.47) | 0.96 (1.08) | 0.62 (0.28) | <0.001 |
| Use of nephrotoxics n (%) | 711 (43.4) | 312 (50.5) | 382 (41.4) | <0.001 |
| AKI evolution | ||||
| Transitory <72h n (%) | 188 (31.1) | |||
| >72h to < 7d n (%) | 209 (34.5) | |||
| >7d n (%) | 208 (34.4) | |||
| RRT n (%) | 172 (10.9) | 172 (27.8) | ||
| RRT indication | ||||
| Hypervolemia n (%) | 85 (49.4) | |||
| Pulmonary edema n (%) | 3 (1.7) | |||
| Anuric n (%) | 109 (63.4) | |||
| Hyperkalemia n (%) | 56 (32.6) | |||
| Uremic syndrome n (%) | 52 (30.2) | |||
| Sepsis n (%) | 32 (18.6) | |||
| Severity of AKI at RRT start | ||||
| KDIGO I n (%) | 4 (2.4) | |||
| KDIGO II n (%) | 10 (6.1) | |||
| KDIGO III n (%) | 151 (91.5) |
AKI- Acute kidney injury
RRT- Renal replacement therapy
h-Hour. d-days.