TABLE 1.

Correlation between CNN1 and clinicopathologic characteristics.

Clinicopathologic characteristics		n	CNN1 expression		p-value
			Low	High
Sex	Male	34	19	15	0.423
	Female	16	7	9
Age (years)	<60	9	5	4	0.814
	≥60	41	21	20
Histological type	Adenocarcinoma	34	17	17	0.680
	Mucoid adenocarcinoma	16	9	7
Depth of tumor invasion	T1 and T2	12	10	2	0.013
	T3 and T4	38	16	22
Degree of differentiation	High and moderately differentiated	20	12	8	0.355
	Poorly differentiated	30	14	16
Tumor size	<5 cm	27	16	11	0.266
	≥5 cm	23	10	13
TNM staging	Ⅰ and Ⅱ stage	30	28	8	<0.001
	Ⅲ and Ⅳ stage	20	4	16
Lymph node metastasis	Without	32	22	10	0.002
	With	18	4	14
CEA	<5 ng/ml	35	20	15	0.266
	≥5 ng/ml	15	6	9
CA 19-9	<37 U/ml	44	29	19	0.065
	≥37 U/ml	6	1	5