Table 1. Randomized controlled trials comparing endoscopic and open vein harvesting technique.
| First author, publication year, (Ref) | Study period | No. of patients | Follow-up duration | Wound infection | NIWHD | 30 day-mortality | Graft patency |
|---|---|---|---|---|---|---|---|
| Andreasen, 2008, (9) | 2004-2007 | 132 | 5 & 30 days | OVH > EVH | OVH > EVH | OVH = EVH | NM |
| Au, 2008, (13) | 2005-2006 | 120 | 30 days | OVH > EVH | OVH > EVH | OVH = EVH | NM |
| Schultz, 2006, (14) | 2003-2004 | 200 | 30 days | OVH = EVH | OVH = EVH | OVH = EVH | NM |
| Yun, 2005, (15) | 2000-2002 | 200 | 6 months | OVH > EVH | OVH > EVH | OVH = EVH | OVH = EVH |
| Perrault, 2004, (16) | 2000-2002 | 40 | 3 months | OVH = EVH | OVH = EVH | OVH = EVH | OVH = EVH |
| Allen, 2003, (17) | 1998 | 112 | 5 years | OVH > EVH | OVH > EVH | OVH = EVH | OVH = EVH |
| Bonde, 2002, (18) | 2000 | 60 | 30 days | OVH > EVH | OVH > EVH | OVH = EVH | NM |
| Schurr, 2002, (19) | 2002 | 140 | 30 days & 3 months | OVH > EVH | OVH > EVH | OVH = EVH | NM |
| Kiaii, 2002, (20) | 1997-1998 | 144 | 6-8 weeks | OVH > EVH | OVH > EVH | OVH = EVH | NM |
| Hayward, 1999, (21) | 1997 | 100 | Hospital discharge, 3 weeks, 6 weeks | OVH = EVH | OVH = EVH | OVH = EVH | NM |
EVH, endoscopic vein harvesting; OVH, open vein harvesting; NA, not available; NIWHD, non-infective wound healing disturbances; NM, not measured.