Table 1: Demographic characteristics, risk factor distribution, and medical history of the study group.

ParameterDistribution

Patients—(%)60 (100%)
Gender
 Male—(%)38 (63.3%)
 Female—(%)22 (36.7%)
Age
 Overall (mean ± SD)58 ± 8 y
 Men (mean ± SD)56 ± 9 y
 Women (mean ± SD)60 ± 7 y
Risk factors
 Arterial hypertension—(%)53 (88.3%)
 Dyslipidemia—(%)41 (68.3%)
 Diabetes mellitus—(%)20 (33.3%)
 Smokers—(%)20 (33.3%)
Medical history
 Stable angina pectoris—(%)11 (18.3%)
 Unstable angina pectoris—(%)25 (41.7%)
 Previous myocardial infarction—(%)7 (11.7%)
 Previous PCI—(%)14 (23.3%)
 Previous CABG—(%)3 (5%)
 Valvular disease—(%)3 (5%)
 Heart failure—(%)2 (3.3%)
 Syncope—(%)2 (3.3%)
 Permanent atrial fibrillation—(%) 3 (5%)
 Paroxysmal atrial fibrillation—(%)12 (20%)
 Atrial flutter—(%)1 (1.67%)
 Paroxysmal supraventricular tachycardia—(%)1 (1.67%)

SD: standard deviation; PCI: percutaneous coronary intervention; CABG: coronary artery bypass grafting.