Construction of a predictive model for acute liver failure after hepatectomy based on neutrophil-to-lymphocyte ratio and albumin-bilirubin score

Table 1 Comparison of general information, n (%)/mean ± SD

Factor	Non-ALF	ALF	t/z/χ2	P value
	n = 148	n = 46
Gender			0.382	0.537
Male	88 (59.5)	24 (52.2)
Female	60 (40.5)	22 (47.8)
Age	49.0 ± 4.0	51.1 ± 5.9	-2.719	0.007
BMI (kg/m2)	23.454 ± 1.29	23.830 ± 1.424	-1.620	0.110
Hypertension			0.65	0.42
Yes	52 (35.1)	12 (26.1)
None	96 (64.9)	34 (73.9)
Diabetes			0.394	0.53
Yes	42 (28.4)	10 (21.7)
None	106 (71.6)	36 (78.3)
History of hepatitis	23.454 ± 1.29	23.830 ± 1.424	-2.026	0.043
Yes	103 (69.6)	39 (84.8)
None	45 (30.4)	7 (15.2)
Liver cirrhosis			-2.026	0.043
Yes	103 (69.6)	39 (84.8)
None	45 (30.4)	7 (15.2)
Envelope integrity			-1.548	0.122
Complete	127 (85.8)	35 (76.1)
Incomplete	21 (14.2)	11 (23.9)
Tumor type			-0.331	0.74
Isolated	119 (80.4)	38 (82.6)
Nodal fusion	29 (19.6)	8 (17.4)
Number of tumors			-0.975	0.33
Single	125 (84.5)	36 (78.3)
Multiple	23 (15.5)	10 (21.7)
Surgical procedure			-2.269	0.023
Open	85 (57.4)	35 (76.1)
Abdominal	63 (42.6)	11 (23.9)
Portal vein cancer plug			-1.804	0.071
Negative	136 (91.9)	38 (8236)
Positive	12 (8.1)	8 (17.4)
BLV (mL)	343.8 ± 97.9	418.2 ± 72.7	-5.554	0.000

ALF: Acute liver failure; BMI: Body mass index; BLV: Blood loss volume.