Table 3. Relationships between clinicopathological features of ESCC and CLIC1 expression.

Variable	IHC score		p value *	IHC score		p value *
	< 0.9	≥ 0.9		≤ 0.1	> 0.1
	(n=52)	(n=9)		(n=20)	(n=41)
Gender
Male	44	8	0.739	17	35	0.97
Female	8	1		3	6
Age
<65 years	32	3	0.114	15	20	0.048
≥65 years	20	6		5	21
Recurrence
Positive	19	5	0.281	10	14	0.236
Negative	33	4		10	27
Tumor length
<50 cm	36	5	0.42	13	28	0.798
≥50 cm	16	4		7	13
Histological type
Well/Moderately	37	7	0.682	10	34	0.008
Poorly	15	2		10	7
Lymphatic invasion
Negative	24	5	0.602	10	19	0.583
Positive	28	4		10	22
Venous invasion
Negative	26	6	0.355	11	21	0.781
Positive	26	3		9	20
Pathological depth of the tumor
pT1	22	5	0.46	8	19	0.639
pT2-3	30	4		12	22
Pathological lymph node metastasis
pN0	22	5	0.46	7	20	0.306
pN1-3	30	4		13	21

^* Fisher’s exact test.