Table III.

Clinical characteristics of enrolled patients.

Parameter	All patients (n=61)	MUC1low (n=30)	MUC1high (n=31)	P-valuea
Age (years)	59 (39-77)	57 (39-72)	59 (40-77)	0.86
Gender				0.21
Male	40 (65.57)	22 (73.33)	18 (58.06)
Female	21 (34.43)	8 (26.67)	13 (41.94)
Number of tumors				0.85
Single	42 (68.85)	24 (80.00)	18 (58.06)
Multiple	19 (31.15)	6 (20.00)	13 (41.94)
Tumor size (cm)	6 (2-14)	6 (2-11.5)	6 (2.5-14)	0.79
Vascular invasion				0.28
Yes	16 (26.23)	6 (20.00)	10 (32.26)
No	45 (73.77)	24 (80.00)	21 (67.74)
Bile duct invasion				0.08
Yes	6 (9.84)	5 (16.67)	1 (3.23)
No	55 (90.16)	25 (83.33)	30 (96.77)
Nerve invasion				0.53
Yes	3 (4.92)	2 (6.67)	1 (3.23)
No	58 (95.08)	28 (93.33)	30 (96.77)
T stage				0.16
T1a	14 (22.95)	9 (30.00)	5 (16.13)
T1b	17 (27.87)	8 (26.67)	9 (29.03)
T2	26 (42.62)	13 (43.33)	13 (41.94)
T3	0 (0.00)	0 (0.00)	0 (0.00)
T4	4 (6.56)	0 (0.00)	4 (12.90)
LN metastasis				0.53
Yes	3 (4.92)	2 (6.67)	1 (3.23)
No	58 (95.08)	28 (93.33)	30 (96.77)
Surrounding tissue invasion				0.04
Yes	4 (6.56)	0 (0.00)	4 (12.90)
No	57 (93.44)	30 (100.00)	27 (87.10)
Differentiation				0.11
Well	50 (81.97)	27 (90.00)	23 (74.19)
Poor	11 (18.03)	3 (10.00)	8 (25.81)
Type of resection				0.29
Less than hemihepatectomy	46 (75.41)	21 (70.00)	25 (80.65)
Hemihepatectomy	13 (21.31)	7 (23.33)	6 (19.35)
Extended hemihepatectomy	2 (3.28)	2 (6.67)	0 (0.00)
Post-operative treatment				0.311
Yes	9 (14.75)	3 (10.00)	6 (19.35)
No	42 (68.85)	27 (90.00)	25 (80.65)

Values are expressed as the median (range) or n (%). Vascular invasion, bile duct invasion and nerve invasion were identified pathologically. Post-operative treatment includes transarterial chemoembolization or radiofrequency ablation. LN, lymph node; MUC1, mucin 1.

^aP-values represent comparison between MUC1^low group and MUC1^high group.