Table 1. DBCCR1 expression and clinicopathologic characteristics on 102 lung cancer specimens.

Characteristics	Total	DBCCR1 expression		P value
		Low	High
Age (years)				0.567
<60	46	20	23
>60	56	25	31
Gender				0.541
Female	60	28	32
Male	52	26	26
Tumor grade				0.001*
I	21	5	16
II	27	10	17
III	30	17	13
IV	24	18	6
Tumor size (cm)				0.341
<5	37	16	21
>5	65	40	25
Tumor metastasis				0.001*
Negative	53	9	44
Positive	49	38	11
Tumor invasion				0.000*
Negative	27	9	18
Positive	75	69	6
Ki-67 expression				0.000*
Low expression	57	12	45
High expression	44	37	7
DBCCR1 expression				0.000*
Low expression	41	41	0
High expression	61	0	61

Statistical analyses were performed by the SPSS test. * P<0.05 was considered significant.