Table 2. Summary of Cox univariate and multivariate regression analysis of the association between clinicopathological features and overall survival in 88 cases of NSCLC.

Characteristics	Hazard ratio (95% CI)	p
Univariate analysis
Gender: male	1.036 (0.611-1.756)	0.896
Age older than 60	0.904(0.537-1.520)	0.703
Histological type: adenocarcinoma	0.924 (0.538-1.585)	0.773
Poor differentiation	1.414 (0.847-2.363)	0.186
High TNM classification	2.111 (1.198-3.718)	0.010
Positive lymph node metastasis	1.437 (0.745-2.770)	0.280
Nuclear expression	1.266(0.458-3.497)	0.649
Cytoplasmic expression	3.463 (1.782-6.730)	<0.001
Overall expression	3.002(1.421-6.342)	0.004
Multivariate analysis
TNM classification	1.384 (0.764-2.509)	0.284
Cytoplasmic expression	2.408(1.117-5.189)	0.025
Overall expression	1.649(0.712-3.189)	0.243

NSCLC, non-small cell lung cancer.