Growth Factors Serum Levels in Coronary Artery Disease Patients Scheduled for Bypass Surgery: Perioperative Dynamics and Comparisons with Healthy Volunteers

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.