Table 2.
Association between acute kidney injury, major complications (Clavien–Dindo grade III–V) and persistent acute kidney injury
| AKI within 7 days of surgery (n = 646) | |||||
|---|---|---|---|---|---|
| No AKI* (n = 3898) | Stage 1 (n = 438) | Stage 2 (n = 113) | Stage 3 (n = 95) | P † | |
| 30‐day major complications | < 0·001 | ||||
| Yes | 409 (10·5) | 122 (27·9) | 43 (38·1) | 46 (48) | |
| No | 3484 (89·4) | 316 (72·1) | 70 (61·9) | 49 (52) | |
| Missing | 5 (0·1) | 0 (0) | 0 (0) | 0 (0) | |
| 30‐day mortality | < 0·001 | ||||
| Yes | 32 (0·8) | 26 (5·9) | 11 (9·7) | 15 (16) | |
| No | 3861 (99·1) | 412 (94·1) | 102 (90·3) | 80 (84) | |
| Missing | 5 (0·1) | 0 (0) | 0 (0) | 0 (0) | |
| 30‐day persistent AKI | < 0·001 | ||||
| Yes | 29 (0·7) | 20 (4·6) | 6 (5·3) | 12 (13) | |
| No | 3169 (81·3) | 339 (77·4) | 81 (71·7) | 58 (61) | |
| Missing | 700 (18·0) | 79 (18·0) | 26 (23·0) | 25 (26) | |
Values in parentheses are percentages.
*
Includes patients who developed acute kidney injury (AKI) after the seventh postoperative day.
†
χ2 test.