Table 1. Data of the patients.

	Aortoiliac occlusive disease (n=42)		Abdominal aortic aneurysm (n=68)		p	p*
		n	Mean±SD	n			Mean±SD
Age (year)		70.1±10.1		68.7±9.6	0.416
Sex					0.749
Male	26		40
Female	16		28
ASA score						0.091
1	12		16		0.56
2	20		22		0.11
3	10		30		0.03
BMI (<25 kg/m2)	17		40		0.061
BMI (>25 kg/m2)	25		28
Smoking						0.928
++	20		30		0.72
+	12		20		0.93
-	10		18		0.76
Types of surgical procedures						0.895
Aortobifemoral	20		38		0.39
Aortofemoral	14		18		0.44
Aortobiiliac	5		6		0.6
Aortoiliac	2		4		0.8
Aortoiliac and femoral	1		2		0.86
SD: Standard deviation; ASA: American Society of Anesthesiologists; BMI: Body mass index; * P-value indicates whether there is a significant difference between the groups in three or more groups; ++: ≥1 Pack/day; +: <1 Pack/day -: Non-smoker.