Analysis of Expression of Vascular Endothelial Growth Factor A and Hypoxia Inducible Factor-1alpha in Patients Operated on Stage I Non-Small-Cell Lung Cancer

Table 2

Correlation of VEGF-A and HIF-1α with quantitative and qualitative variables.

	VEGF-A (𝑃)	HIF-1α (𝑃)
Quantitative variables
Tumor size	0.134	0.175
Smoking (pack-year)	0.051	0.061
Preoperative haemoglobin	0.323	0.491
Age	0.298	0.347
VEGF-A	—	0.016*
HIF-1α	0.016*	—
Qualitative variables
Sex	0.664	1.000
T1/T2	1.000	0.001*
Histology	0.302	0.496
Recidive (yes/no)	0.211	0.910
State (alive/dead)	0.351	0.171

∗Statistical significance (𝑃<0.05).