Table 1.

Correlation between CBX4 expression and clinicopathological factors in lung cancer patients

Clinicopathological factors	High expression, (n = 20)	Low expression, (n = 10)	P‐value
Gender
Male	8	3	.0665
Female	12	7
Age
≥60	11	6	.2672
＜60	9	4
Tumour size
≥3	15	5	.0015**
＜3	5	5
Clinacal stage
Ⅰ	4	4	<.001***
Ⅱ‐Ⅲ	16	9
Lymph node metastasis
Yes	16	7	<.001***
No	4	3

^** P < .01;

^*** P < .001.