Table I.

Association of miR-665 with clinicopathological features of patients with non-small cell lung cancer.

		miR-665 expression
Features	Total no. (n=128)	Low (n=60)	High (n=68)	P-value
Age, years				0.383
≤60	42	22	20
>60	86	38	48
Sex				0.469
Female	47	24	23
Male	81	36	45
Smoking				0.872
No	46	22	24
Yes	82	38	44
Tumor size (cm)				0.773
≤3	58	28	30
>3	70	32	38
Differentiation				0.855
Well/moderate	80	37	43
Poor	48	23	25
Lymph node metastasis				0.035a
No	62	35	27
Yes	66	25	41
TNM stage				0.009a
I–II	61	36	25
III–IV	67	24	43

^aP<0.05. miR-665, miRNA-665.