Risk factors and prediction of acute kidney injury after liver transplantation: Logistic regression and artificial neural network approaches

Table 6 Donor and graft characteristics according to the occurrence of acute kidney injury after deceased-donor liver transplantation (n = 145)

	No AKI (n = 57)	AKI (n = 88)	P value
Donor > 60 yr, n (%)	16 (28.0)	31 (35.2)	0.346
Donor BMI > 27-30 kg/m2, n (%)	14(24.5)	28 (31.8)	0.039
Graft macrosteatosis > 30%, n (%)	11 (19.2)	32 (36.3)	0.024
GCIT > 8 h, n (%)	0	0	-
GWIT > 40-45 min	38 (66.6)	54 (61.3)	0.349
Donor ICU stay > 4 d, n (%)	11 (19.2)	22 (25.0)	0.088
Donor controlled sepsis, n (%)	05 (8.7)	11 (12.5)	0.061
History of alcoholism of donor, n (%)	08 (14.0)	15 (17.0)	0.255
Donor sCr > 1.2 mg/dL, n (%)	16 (28.0)	31 (35.2)	0.024
Donor hypotensive episodes (< 60 mmHg) > 1 h, n (%)	10 (17.5)	18 (20.4)	0.127
Donor serum bilirubin > 2.0 mg/dL, n (%)	25 (43.8)	48 (54.5)	0.087
Donor serum ALT > 170 U/L, n (%)	11 (19.2)	22 (25.0)	0.073
Donor serum AST > 140 U/L, n (%)	05 (8.7)	13 (14.7)	0.023
Use of dopamine doses > 10 microg/kg per min, n (%)	10 (17.5)	13 (14.7)	0.176
Donor peak serum sodium > 155 mEq/L, n (%)	02 (3.5)	5 (5.6)	0.219
ECD (3 or more factors above), n (%)	07 (12.2)	31 (35.2)	< 0.001

AKI: Acute kidney injury; LT: Liver transplantation; BMI: Body mass index; GCIT: Graft cold ischemia times; GWIT: Graft warm ischemia times; ICU: Intensive care unit: sCr: Serum creatinine; ALT: Alanine transaminase; AST: Aspartate transaminase; ECD: Extended criteria donor.