Table 1.

Demographical and pre-operative data

Variables	Group A (LC)	Group B	P
Age (years)	67 ± 7,1	66 ± 9,5	NS
Sex male	25 (50 %)	57 (59 %)	NS
Co-morbid disease
Hypertension	23 (46 %)	53 (55,2 %)	NS
Heart disease	9 (18 %)	20 (20,8 %)
Diabetes	1 (2 %)	4 (4,2 %)
COPD	5 (10 %)	11 (11,4 %)
Current smokers	18 (36 %)	34 (35,4 %)
Neo-adiuvant treatment	0 (0 %)	6 (6,3 %)
Pulmonary function
FEV1%	76 %	70 %	NS
DLCO%	75 %	69 %

NS not significant