Table 2.

Univariate analysis of DFS and OS for 170 NSCLC patients

	DFS			OS
	P value	HR	95% CI	P value	HR	95% CI
Age (≤60, >60 years)	0.815	1.043	0.732 to 1.487	0.264	1.226	0.858 to 1.751
Gender (female, male)	0.109	0.862	0.719 to 1.033	0.064	0.842	0.702 to 1.010
Smoking status (non-smoker, smoker)	0.798	1.049	0.726 to 1.517	0.714	1.072	0.740 to 1.551
Histology (suqamous, non- suqamous)	0.945	0.983	0.603 to 1.603	0.969	0.991	0.607 to 1.615
Tumor location (left, right)	0.171	0.769	0.529 to 1.120	0.240	0.799	0.549 to 1.162
Lesion (peripheral, central)	0.734	1.067	0.735 to 1.548	0.838	1.140	0.716 to 1.510
Histological differentiation (well, moderate, poor)	<0.001	2.213	1.702 to 2.879	<0.001	2.200	1.696 to 2.855
T stage (T1, T2, T3-4)	<0.001	1.758	1.331 to 2.321	<0.001	1.667	1.273 to 2.181
Lymph node metastasis (no, yes)	<0.001	4.753	3.098 to 7.291	<0.001	4.652	3.053 to 7.088
Vav1 (negative, low, high)	<0.001	2.369	1.836 to 3.058	<0.001	2.648	2.024 to 3.466

P Values <0.05 were considered to be significant. DFS, disease-free survival; OS, overall survival; HR, hazard ratio; CI, confidence interval.