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Table 1 Study eligibility criteria

From: CASS (CyanoAcrylate closure versus Surgical Stripping for incompetent saphenous veins) study: a randomized controlled trial comparing clinical outcomes after cyanoacrylate closure and surgical stripping for the treatment of incompetent saphenous veins

Inclusion criteria

 Aged between 18 and 80 years

 Reflux in the great saphenous vein of > 0.5 s

 Diameter of the saphenous vein between 2 and 20 mm (standing position)

 One or more of the symptoms related to the incompetent saphenous vein

 CEAP classification of C2 through C5

Exclusion criteria

 Previous treatment in the targeted vein segment

 Tortuous vein in which the delivery catheter cannot be inserted

 Aneurysm of target-vein segment of > 20 mm

 Daily use of narcotic or pain medications to control pain associated with reflux

 Known hypercoagulable disorder

 Active malignancy

 Regular or current use of systemic anticoagulation

 Previous deep vein thrombosis/pulmonary embolism or active acute superficial thrombophlebitis

 Unable to comply with the schedule and protocol evaluations

 Unable to ambulate

 Unable to provide informed consent

 Currently pregnant or breastfeeding

 Known sensitivity to cyanoacrylate adhesives

 Participation in another clinical study that did not reach the primary endpoint within 30 days prior to enrollment

  1. CEAP Clinical, Etiologic, Anatomic, and Pathophysiologic