Interaction between the albumin-bilirubin score and nutritional risk index in the prediction of post-hepatectomy liver failure

Table 1 Comparison of general patient characteristics in the two study groups, n (%)

Variable	PHLF group, n = 44	Non-PHLF group, n = 142	t/χ2	P value
Sex			5.699	0.017
Male	27 (61.36)	58 (40.85)
Female	17 (38.64)	84 (59.15)
Age in yr, mean ± SD	59.95 ± 10.37	61.15 ± 10.17	-0.681	0.497
Smoking			0.080	0.777
Yes	14 (31.82)	42 (29.58)
No	30 (68.18)	100 (70.42)
Drinking			0.051	0.821
Yes	16 (36.36)	49 (34.51)
No	28 (63.64)	93 (65.49)
Diabetes			0.005	0.943
Yes	14 (31.82)	46 (32.39)
No	30 (68.18)	96 (67.61)
Hypertension			0.118	0.732
Yes	18 (40.91)	54 (38.03)
No	26 (59.09)	88 (61.97)
History of hepatitis			4.654	0.031
Yes	16 (36.36)	29 (20.42)
No	28 (63.64)	113 (79.58)
Diameter of tumor in cm, mean ± SD	5.86 ± 3.12	4.16 ± 1.37	5.113	< 0.001
Total liver volume in cm3, mean ± SD	1586.25 ± 485.26	1591.03 ± 467.80	0.059	0.953
Resected liver volume in cm3, mean ± SD	573.25 ± 102.58	436.33 ± 98.72	7.965	< 0.001
Child-Pugh score as grade, mean ± SD	8.60 ± 1.34	8.52 ± 1.25	0.365	0.716
Liver cirrhosis			0.208	0.648
Yes	13 (29.55)	37 (26.06)
No	31 (70.45)	105 (73.94)

PHLF: Post-hepatectomy liver failure; SD: Standard deviation.