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Table 1 Comparative subject characterization

From: Comparative results of endoscopic and open methods of vein harvesting for coronary artery bypass grafting: a prospective randomized parallel-group trial

Parameters OVH (n = 115) EVH (n = 113) р
Male, n(%) 95(82.6 %) 93(82.3 %) 0.169
Age, years 60 ± 8.1 61 ± 7.4 0.951
CCS-class 2.8 ± 0.68 2.9 ± 0.84 0.49
NYHA-class 2.8 ± 0.7 2.8 ± 0.83 0.83
Weight, kg 85.7 ± 14.1 82.9 ± 15.2 0.107
Height, cm 169.6 ± 7.8 168.1 ± 8.2 0.130
Body weight index, kg/m2 29.70 ± 3.88 29.06 ± 4.81 0.181
Obesitya[n (%)] 14 (12.2) 14 (12.4) 0.450
Diabetes mellitus [n (%)] 20 (17.4) 21 (18.6 0.323
Lower limb atherosclerosis [n (%)] 10 (8.7) 20 (17.7) 0.008
Arterial hypertension [n (%)] 109 (94.8) 95 (84.1) 0.075
LV EF (%) 55 ± 13.66 55.6 ± 13.67 0.82
EuroSCORE 5.5 ± 0.7 5.6 ± 2.2 0.65
  1. CCS Canadian Cardiovascular Society grading of angina pectoris, LVEF left ventricular ejection fraction, NYHA New York Heart Association;
  2. Note – aby BWI – for males >32, for females >34