Table 2.

Analysis for preoperative variables associated with resectability of type IV HC patients

Variables	Univariate analysis			Multivariate analysis
	Resectable group (n = 207)	Unresectable group (n = 81)	p value	HR (95% CI)	p value
Gender			0.486
Male	159	104
Female	94	53
Age (years)			0.323
< 70	215	127
≥ 70	39	30
CA-199 (U/mL)			< 0.001	1.970 (1.149–3.378)	0.014
≤ 200	106	37
> 200	148	120
Total bilirubin (μmol/L)	206.72 ± 172.05	253.90 ± 140.60	0.004	1.001 (0.999–1.002)	0.450
Albumin (g/L)			0.754
≤ 40	188	114
> 40	66	43
BMI			0.038	1.584 (0.944–2.659)	0.082
≤ 21	100	46
> 21	154	111
ASA score			0.686
1	6	6
2	140	84
3	108	67
Pre-NLR			0.041	1.517 (0.900–2.556)	0.117
< 3	183	98
≥ 3	71	59
Pre-LMR			< 0.001	0.181 (0.111–0.296)	< 0.001
≤ 3.67	62	105
> 3.67	192	52
Tumor size (cm)			< 0.001	6.218 (3.705–10.435)	< 0.001
≤ 3	212	69
> 3	42	88
Portal vein embolization
Yes	17	7	0.348
No	237	150

The Italic emphasis (originally boldfaced) in Tables 2 and 3 specified the variables that were statistically significant in the univariate and multivariate logistic regression analysis (two-tailed P values < 0.05)