Table 1.

Characteristics of study groups. Values are provided as incidence (%) or mean (SD).

Variable	Healthy (n = 39)	CAD patients (n = 39)	P value
Age, years (SD)	62 (4)	64 (8)	ns
Gender (male/female)	27/12	27/12	ns
Medications*
Ca-channel blockers, n (%)	—	8 (21)
Nitrates, n (%)	—	23 (60)
β-Blockers, n (%)	—	37 (94)
ACE-inhibitors, n (%)	—	28 (72)
Statins, n (%)	—	31 (79)

CAD: coronary artery disease, ACE: angiotensin converting enzyme.

*All medications except salicylates were allowed up to the morning of surgery.