Table I.

Associations between MIR31HG expression and clinicopathological parameters in 88 cases of NSCLC patients.

	MIR31HG expression levels
Clinicopathologic parameters	Patient no.	Lower (n=41)	Higher (47)	P-value
Age (years)				0.594
≤60	52	23	29
>60	36	18	18
Sex				0.224
Male	49	20	29
Female	39	21	18
Tumor size				0.876
<3 cm	48	22	26
>3 cm	40	19	21
Smoking				0.285
No	44	23	21
Yes	44	18	26
Histological differentiation grade				0.024a
Moderate-well	32	20	12
Poorly	56	21	35
Histology				0.294
SCC	55	28	27
AC	33	13	20
Lymph node metastasis				0.021a
Negative	40	24	16
Positive	48	17	31
TNM stage (12)				0.002a
I–II	49	30	19
III	39	11	28

TNM, tumor-node-metastasis staging system; SCC, small squamous cell carcinoma; AC, adenocarcinoma.

^aP<0.05.