NCT00147979.

Trial name or title	Multicentric, Prospective, Randomized, Comparing Trial Between Bypass of the Femoropoplitea by PTFE and Heparin Bounded PTFE
Methods	Randomised controlled trial
Participants	18 years and older, peripheral vascular disease requiring above‐ or below‐knee femoro‐popliteal bypass
Interventions	PTFE versus PTFE with bonded heparin
Outcomes	Primary outcome measures: primary patency after 2 years Secondary outcome measures: secondary patency; limb salvage; mortality; re‐intervention
Starting date	April 2004
Contact information	Frank Vermassen, MD, PhD, University Hospital, Ghent
Notes	A preliminary survival curve was presented at the Charing Cross Symposium in 2009. No useable data could be gleaned from this and no official abstract was published. The lead author was contacted for results but did not reply. The study is reported as completed on ClinicalTrials.gov but has not been published. ClinicalTrials.gov identifier: NCT00147979