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

Table 1 Comparative subject characterization

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
Obesity^a[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

CCS Canadian Cardiovascular Society grading of angina pectoris, LVEF left ventricular ejection fraction, NYHA New York Heart Association;
Note – ^aby BWI – for males >32, for females >34

ISSN: 1749-8090