Table 1. Association between RASSF7 expression and clinicopathologic factors in NSCLC.

Characteristics	N	Overall expression			Cytoplasmic expression			Nuclear expression
		low	high	P	low	high	P	low	high	P
Age
< 60 (years)	35	8	27	0.706	10	25	0.595	31	4	0.210
≥ 60 (years)	53	14	39		18	35		51	2
Gender
Male	34	10	24	0.448	9	25	0.393	31	3	0.673
Female	54	12	42		19	35		51	3
Histology
Squamous carcinoma	35	6	29	0.167	16	37	0.686	32	3	0.679
Adenocarcinoma	53	16	37		12	23		50	3
Differentiation
Well	30	9	21	0.436	9	21	0.792	29	1	0.659
Moderate/poor	58	13	45		19	39		53	5
TNM stage
I+ II	34	15	19	0.001	19	15	<0.001	34	0	0.078
III	54	7	47		9	45		48	6
Lymph node metastasis
Yes	19	11	8	<0.001*	13	6	<0.001	18	1	1.000
No	69	11	58		15	54		64	5

RASSF7, Ras-association domain family 7; TNM, tumor-node-metastasis.