Table 1.

Preoperative and operative patient characteristics and data.

	Group 1 Number of patients (%)	Group 2 Number of patients (%)
Age	61±9.2	62.9±10.2
Gender (male/female)	22/8	28/5
Hypertension	23 (76.7)	28 (84.8)
Hyperlipidemia	6 (20)	17 (51.5)
Smoking	18 (60)	18 (54.5)
Chronic obstructive pulmonary disease	1 (3.3)	5 (15.2)
Peripheral arterial disease	0	1 (3)
Left main coronary artery disease	4 (13.3)	4 (12.1)
Ejection fraction	58±7.3	57.3±7.4
Diabetes mellitus	9 (30)	14 (42.4)
Number of grafts	2.6±0.7	2.7±0.8