TABLE 2. Demographic data .

Variable	Open surgery (n=47)	Laparoscopic surgery (n=33)	p
Male	51.06%	57.57%	0.565
Median age - SD (years)	57+/- 14	61 +/- 17.5	0.090
ASA2	44.68%	15.15%	0.013
ASA3	55.31%	81.81%
ASA4	-	3.03%
Alcohol comsumption	4.25%	21.21%	0,018
Tabaco	19.14%	30.30%	0,248
BMI (kg/m2)	26.24	27.27	0.742
Physical excercise	29.78%	51.51%	0.050