Patients’ preoperative characteristics
| EVH (n=50) | OVH (n=50) | P value | |
| Age*, years | 67.4 (10.6) | 68.7 (8.6) | 0.6 |
| Male (%, n) | 82, 41 | 82, 41 | 1 |
| Patients >75 years (%, n) | 24, 12 | 22, 11 | 0.9 |
| Non-diabetic (%, n) | 60, 30 | 60, 30 | 1 |
| Smokers (%, n) | 18, 9 | 14, 7 | 0.6 |
| PVD (%, n) | 26, 13 | 24, 12 | 0.9 |
| Impaired LVEF (%, n) | 32, 16 | 38, 19 | 0.7 |
| BMI >28 kg/m2 (%, n) | 62, 31 | 62, 31 | 1 |
| Elective (%, n) | 54, 27 | 58, 29 | 0.8 |
| Log Euro score† | 3.92 (0.88, 33.63) | 4.99 (0.88, 30.1) | 0.6 |
| Isolated CABG (%, n) | 78, 39 | 76, 38 | 0.9 |
*Denotes mean (SD).
†Denotes median (minimum, maximum).
BMI, body mass index; CABG, coronary artery bypass graft surgery; EVH, endoscopic vein harvest; LVEF, left ventricular ejection fraction; OVH, open vein harvest; PVD, peripheral vascular disease.