Table 3.
Comparison of patients with acute septic and non-septic kidney injury
| Variable | Septic AKI | Non-septic AKI | p value |
|---|---|---|---|
| N | 110 | 91 | |
| Age | 74 (61 - 82) | 70 (57 - 80) | 0.292 |
| Male | 56 (50.9) | 57 (62.6) | 0.063 |
| APACHE II | 22 (17 - 29) | 18 (13 - 24) | 0.001 |
| CrS baseline (mg/dL) | 1 (0.81 - 1.29) | 1 (0.81 - 1.14) | 0.883 |
| CrS admission UTI (mg/dL) | 1.78 (1.15 - 3.27) | 1.52 (1.05 - 2.18) | 0.079 |
| Urea (mg/dL) | 0.82 (0.56 - 1.22) | 0.72 (0.43 - 1.07) | 0.56 |
| Diuresis (mL) | 800 (300 - 1400) | 1100 (500 - 1800) | 0.007 |
| Stage I | 31 (28.2) | 45 (49.5) | 0.006 |
| Stage II | 20 (18.2) | 15 (16.5) | 0.006 |
| Stage III | 59 (53.6) | 31 (34.1) | 0.002 |
| RRT | 20 (18.1) | 13 (14.2) | 0.310 |
| Mechanical ventilation | 93 (85.3) | 70 (76.9) | 0.090 |
| Vasopressors | 76 (69.1) | 40 (44.0) | < 0.001 |
| ICU mortality | 54 (49.1) | 30 (32.9) | 0.015 |
AKI - acute kidney injury; APACHE II - Acute Physiology and Chronic Health Evaluation II; CrS - serum creatinine; ICU - intensive care unit; RRT - renal replacement therapy. Values are expressed as the median (interquartile range and N (%).