Decreased morbidity following long saphenous vein harvesting using a minimally invasive technique: a randomised controlled trial comparing two techniques for long saphenous vein harvest

Table 2 Preoperative demographics

	Group A	Group B
Age (years: mean ± 1sd)	63 (8)	65 (8)
Male sex	29	29
NYHA class (I/II/III/IV)	0/8/14/15	0/8/15/16
Smoker	14	14
Diabetic
Type 1	3	2
Type 2	6	8
Obese (BMI>30)	10	8
Peripheral vascular disease	9	9
Venous stasis disease	5	9

ISSN: 1749-8090