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Table 1 Demographic characteristics of patients and control subjects

From: Coronary artery bypass surgery and longitudinal evaluation of the autonomic cardiovascular function

Characteristic CABG (n = 13) CAD (n = 9) Healthy (n = 9)
Sex (males/females) 8/5 5/4 4/5
Age (years) 64 ± 2 64 ± 2 63 ± 2
Body mass index (kg/m2) 27.6 ± 0.6 27.4 ± 0.7 26.5 ± 0.9
Drug used    
   ACE inhibitors/AngioII-blockers 5 6 -
   Digital 3 0 -
   Anti-arrhythmic 1 0 -
   β-blockers 6 1 -
   Calcium-channel antagonists 4 1 -
   AAS 7 3 -
  1. Values are means ± SEM. AAS, acetylsalicylic acid; ACE, angiotensin-converting enzyme; CABG, patients who underwent coronary artery bypass grafting; CAD, patients with coronary artery disease who did not undergo surgery; healthy, control subjects without CAD. The three groups were similar with regard to all variables (P > 0.05).