Comparison of AKI incidence and short-term outcomes according to uric acid quartiles
| Q1 (n=351) | Q2 (n=360) | Q3 (n=353) | Q4 (n=356) | P value | |
| AKI, n (%) | 100 (28.5) | 116 (32.2) | 144 (40.8) | 158 (44.4) | <0.001 |
| Severe AKI, n (%) | 21 (6.0) | 26 (7.2) | 28 (7.9) | 33 (9.3) | 0.094 |
| Renal replacement therapy, n (%) | 6 (1.7) | 5 (1.4) | 4 (1.1) | 12 (3.4) | 0.143 |
| Length of hospital stay (days) | 13.5±15.8 | 13.2±6.9 | 13.2±5.1 | 14.2±6.8 | <0.001 |
| Length of intensive care unit stay (hours) | 46.6±80.3 | 46.4±76.4 | 53.1±74.7 | 64.3±116 | <0.001 |
| Poor short-term prognosis, n (%) | 6 (1.7) | 3 (0.8) | 2 (0.6) | 8 (2.2) | 0.613 |
Results presented as mean±SD or number (percentage).
AKI, acute kidney injury.