Table 2 Incidence of AKI and additional postoperative outcomes after liver transplantation, Stratified by BMI
Classification | Total (n = 244) | Underweight (n = 8) | Normal weight (n = 136) | Overweight (n = 86) | Obese (n = 14) | P Value |
|---|---|---|---|---|---|---|
No AKI | 81 (33.2%) | 5 (62.5%) | 51 (37.5%) | 22 (25.6%) | 3 (21.4%) | 0.060 |
Overall AKI | 163 (66.8%) | 3 (37.5%) | 85 (62.5%) | 64 (74.4%) | 11 (78.6%) | 0.038 |
AKI stage 1 | 76 (31.1%) | 3 (37.5%) | 46 (33.8%) | 23 (26.7%) | 4 (28.6%) | |
AKI stage 2 | 52 (21.3%) | 0 (0.0%) | 26 (19.1%) | 21 (24.4%) | 5 (35.7%) | |
AKI stage 3 | 35 (14.3%) | 0 (0.0%) | 13 (9.6%) | 20 (23.2%) | 2 (14.3%) | |
Severe AKI (stage 2/3) | 87 (35.6%) | 0 (0.0%) | 39 (28.7%) | 41 (47.7%) | 7 (50.0%) | 0.002 |
RRT | 12 (4.9%) | 0 (0.0%) | 3 (2.2%) | 8 (9.3%) | 1 (7.1%) | 0.090 |
Postoperative hospitalization, median (IQR), day | 26 (20–28) | 27 (24–44) | 25 (20–28) | 26 (21–29) | 28 (23–29) | 0.582 |
Hospital mortality, No. (%) | 7 (2.9%) | 0 (0.0%) | 4 (2.9%) | 1 (1.2%) | 2 (14.3%) | 0.103 |