Table 3.
Short-term outcomes of the whole series according to the occurrence of postoperative AKI
| Outcomes | Whole series N = 457 |
No AKI N = 390 (85%) |
AKI patients N = 67 (15%) |
P Value |
|---|---|---|---|---|
| 90-Day mortality | 48 (11) | 23 (6) | 25 (37) | <0.001 |
| Overall morbidity | 184 (40) | 138 (35) | 46 (69) | <0.001 |
| Major morbidity (≥grade III)b | 60 (13) | 45 (12) | 15 (22) | 0.015 |
| Liver failure | 69 (15) | 47 (12) | 22 (33) | <0.001 |
| Ascites | 70 (15) | 53 (14) | 17 (25) | 0.013 |
| Biliary fistula | 9 (2) | 5 (1) | 4 (6) | 0.011 |
| Pulmonary complications | 66 (14) | 49 (13) | 17 (25) | 0.006 |
| Infectious complications | 73 (16) | 50 (13) | 23 (34) | <0.001 |
| Need for RRTa | 5 (1) | 0 | 5 (8) | <0.001 |
| Renal function recovery | <0.001 | |||
| Complete recovery | 35 (8) | – | 35 (52) | |
| Partial recovery | 25 (6) | – | 25 (37) | |
| No recovery | 7 (2) | – | 7 (11) | |
| Duration of stay, days | ||||
| In ICU | 6 ± 8 | 5 ± 7 | 12 ± 14 | <0.001 |
| In Hospital | 13 ± 11 | 12 ± 9 | 20 ± 18 | <0.001 |
Footnotes: AKI, acute kidney injury; SD, standard deviation; RRT, renal replacement therapy; ICU, intensive care unit.
No AKI includes patients without any occurrence of KDIGO criteria.
Categorical variables are presented as numbers (percentages) and continuous variables are expressed as the means ± standard deviation.
a
RRT included dialysis or hemodiafiltration.
b
Dindo-Clavien classification.