Table 1. Correlation between lncRNA SNHG1 expression and clinicopathological features in NSCLC patients.

Parameters	Group	Total	lncRNA SNHG1		P value
			Low	High
Gender	Male	41	23	18	0.215
	Female	27	11	16
Age (years)	< 60	30	16	14	0.625
	≥ 60	38	18	20
Tumor size (cm)	< 3 cm	26	17	9	0.046
	≥ 3 cm	42	17	25
Histology	Adenoma	32	18	14	0.331
	Squamous	36	16	20
Differentiation	Well	20	13	7	0.110
	Moderate-Poor	48	21	27
TNM stage	I	31	22	9	0.002
	II–III	37	12	25
Lymph node metastasis	Absence	41	26	15	0.006
	Presence	27	8	19