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 1

Patients’ clinicopathologic characteristics.

Age (mean ± s.d.)	64.7 years ± 10
Sex M : F (%)	45 (86.5%) : 7 (13.5%)
Histology
Adenocarcinoma	22 (42.3%)
Epidermoid	18 (34.6%)
Others	12 (23.1%)
T1a	5 (9.6%)
T1b	7 (13.5%)
T2a	40 (76.9%)
Stage
IA	12 (23.1%)
IB	40 (76.9%)
Alive patients	28 (53.8%)
Tumoral related death	16 (30.8%)
Nontumoral related death	8 (15.4%)
Tumoral size (mean ± s.d.)	3.03 cm ± 1.06
Tumoral relapse
Yes	20 (38.5%)
No	32 (61.5%)
Smoking
Never	4 (7.7%)
Former smoker	18 (34.6%)
Active smoker	30 (57.7%)
Follow-up time
Median (range)	50 months (1–92)
Resection
Sublobar	8 (15.4%)
Lobectomy	34 (65.4%)
Bilobectomy	3 (5.8%)
Pneumonectomy	7 (13.5%)

s.d.: standard deviation; M: male. F: female.