Table 2.

Relationship of clinical parameters and ZFX expression.

Characteristics	Case No.	Protein expression		χ2	P value
		Positive	Negative
Age (years)				0.279	0.597
≤35	23	19	4
>35	30	23	7
Gender				0.014	0.905
Male	44	35	9
Female	9	7	2
Smoking				1.817	0.178
Yes	29	21	8
No	24	21	3
TNM stage				4.322	0.038
I,II	34	24	10
III	19	18	1
Tumor size (cm)				4.220	0.040
≤5	24	16	8
>5	29	26	3
Lymph node metastasis				4.681	0.031
Yes	25	23	2
No	28	19	9