Skip to main content

Table 2 Incidence of AKI and additional postoperative outcomes after liver transplantation, Stratified by BMI

From: Association of overweight with postoperative acute kidney injury among patients receiving orthotopic liver transplantation: an observational cohort study

ClassificationTotal
(n = 244)
Underweight
(n = 8)
Normal weight
(n = 136)
Overweight
(n = 86)
Obese
(n = 14)
P Value
No AKI81 (33.2%)5 (62.5%)51 (37.5%)22 (25.6%)3 (21.4%)0.060
Overall AKI163 (66.8%)3 (37.5%)85 (62.5%)64 (74.4%)11 (78.6%)0.038
AKI stage 176 (31.1%)3 (37.5%)46 (33.8%)23 (26.7%)4 (28.6%) 
AKI stage 252 (21.3%)0 (0.0%)26 (19.1%)21 (24.4%)5 (35.7%) 
AKI stage 335 (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
RRT12 (4.9%)0 (0.0%)3 (2.2%)8 (9.3%)1 (7.1%)0.090
Postoperative hospitalization, median (IQR), day26 (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