Associations between the Epithelial-Mesenchymal Transition Phenotypes of Circulating Tumor Cells and the Clinicopathological Features of Patients with Colorectal Cancer

Table 2

Correlation between CTC detection rate and clinical characteristics.

Parameter	Number of patients with CTCs		value		χ^2
	Negative	Positive
Gender			0.684	—	0.17
Male	15	46
Female	14	51
Age			0.779	—	0.08
≤60	12	43
>60	17	54
Differentiation			0.319	—	1.00
Poor	11	47
Well and moderate	18	50
Lymph node metastasis			0.0001	0.33	13.50
No	20	30
Yes	9	67
TNM stage			0.0001	0.45	30.54
I	17	13
II	8	21
III	2	37
IV	2	26
CEA			0.05	0.18	3.848
≤3.5 ng/ml	16	72
>3.5 ng/ml	13	25
CA199			0.108	—	2.59
≤27 U/ml	14	31
>27 U/ml	15	66