Table 1.

Correlations between CLC-3 expression and clinicopathological characteristics of GC patients

Variables	N	CLC-3		χ 2	P value
		Low expression	High expression
Age
≤ 70	55	29	26	0.014	0.904
> 70	35	18	17
Gender
Male	70	35	35	0.623	0.430
Female	20	12	8
Pathological grade
I/II	24	15	9	1.386	0.239
III/IV	66	32	34
Depth of invasion
T1/T2	11	10	1	7.517	0.006
T3/T4	79	37	42
Lymph node metastases
N0	23	17	6	5.826	0.016
N1/N2/N3	67	30	37
Distant metastasis
M0	86	45	41	0.009	0.927
M1	4	2	2
TNM stage
I/II	37	25	12	5.930	0.015
III/IV	53	22	31

CLC-3 chloride channel-3, GC gastric cancer