. 2015 Mar 15;15:132. doi: 10.1186/s12885-015-1151-y

Table 2.

Comparison between ETV1 and COP1 expression, and clinicopathologic parameters in 105 TNBC cases

Characteristics	ETV1		χ ²	Pvalue	COP1		χ ²	Pvalue
Characteristics	Negative	Positive	χ ²	Pvalue	Negative	Positive	χ ²	Pvalue
Age (y)
≤50	14	49	0.545	0.460	41	17	0.213	0.645
>50	12	30	0.545	0.460	35	12	0.213	0.645
Tumor Size
≤2 cm	5	14	−0.030	0.535^▲	13	6	0.182	0.443
>2 cm	21	65	−0.030	0.535^▲	63	23	0.182	0.443
Pathological type
Invasive ductal carcinomas	21	72	−2.078	0.139^▲	69	24	1.337	0.204
Others	5	7	−2.078	0.139^▲	7	5	1.337	0.204
TNM Stage
I	3	3	−6.220	0.045^▲*	2	4	−7.466	0.024^▲*
II	12	22			22	12
III	11	54			52	13
Lymph node metastasis
0-4	17	28	−16.986	0.028^▲*	31	22	−10.405	0.006^▲*
5-8	6	33			29	5
≥9	3	18			16	2
Relapse
No	23	44	9.094	0.002	41	26	−11.590	0.000^▲*
Yes	3	35	9.094	0.002	35	3	−11.590	0.000^▲*

*means P < 0.05; − means χ² of Fisher exact test; ^▲means P value of Fisher exact test.