There was no difference in cause of first AKI between two groups
| Early recurrence (n=44) | Non-recurrence or late recurrence (n=357) | P value | |
| Volume depletion | 12 (27.3%) | 94 (26.3%) | 0.894 |
| Sepsis | 7 (15.9%) | 52 (14.6%) | 0.812 |
| Chemotherapy | 11 (25.0%) | 53 (14.8%) | 0.083 |
| Abdominal surgery | 4 (9.1%) | 42 (11.8%) | 0.599 |
| Malignancy | 1 (2.3%) | 20 (5.6%) | 0.350 |
| CHF | 5 (11.4%) | 19 (5.3%) | 0.111 |
| Cardiac surgery | 1 (2.3%) | 26 (7.3%) | 0.211 |
| Advanced LD | 2 (4.5%) | 9 (2.5%) | 0.438 |
| Vascular surgery | 1 (2.3%) | 7 (1.7%) | 0.889 |
| Acute coronary syndrome | 0 (0%) | 3 (0.8%) | 0.542 |
| Others | 0 (0%) | 32 (9.0%) | 0.038 |
AKI, acute kidney injury; CHF, chronic heart failure; LD, liver disease.