Serum miR-1228-3p and miR-181a-5p as Noninvasive Biomarkers for Non-Small Cell Lung Cancer Diagnosis and Prognosis

Table 4

The demographic and clinical features of the study.

Characteristic	Healthy control (n =30)	NSCLC (n =50)	P value
Age (years)	62 ± 7	62 ± 9	0.292
Gender			0.481
Male	20	34
Female	10	16
Smoking status			0.146
Nonsmokers	20	25
Smokers	10	25
Type of NSCLC tissue			—
SCC	—	13
ADC	—	37
Size of NSCLC			—
Diameter < =3 cm	—	28
Diameter>3 cm	—	22
Lymph node metastasis			—
Yes	—	22
No	—	28
TNM stage			—
I	—	14
II	—	7
III	—	10
IV	—	19