Table 2.

Multivariate analyses for overall survival in NSCLC patients

Variable	Hazard ratio	95% CI	P value
Sex	1.12	0.82-1.97	0.56
Age	1.06	0.53-1.73	0.75
Smoking	1.42	0.74-2.15	0.15
Tumor Size	1.49	0.87-3.24	0.09
Lymphatic invasion	2.78	0.89-5.81	0.06
Distant metastasis	4.57	3.29-11.55	0.002
TNM stage	3.02	1.38-5.82	0.02
Tumor differentiation	2.19	0.22-4.87	0.12
Surgical margins	0.68	0.39-1.36	0.78
miR-150 expression level	3.18	1.79-10.22	0.006