Table 2.

The clinicopathological features of NSCLC patients with differential expressions of let-7 miRNA

Parameters	Cases	Let-7 miRNA		P value
		High	Low
Age				0.093
≥ 55	35	18	17
< 55	15	8	7
Gender				0.482
Male	25	13	12
Female	25	13	12
TNM stage				0.005
I/II	18	14	4
III/IV	32	12	20
Pathological Type				0.983
Suqamous	21	12	9
Adenocarcinoma	12	5	7
Large Cell Lung cancer	17	9	8
Smoking status				0.447
Non-smoker	14	7	7
Smoker	16	6	10
Heavy smoker	20	13	7
Lymphatic Metastasis				0.042
No	29	14	15
Yes	21	12	9