# Carotid Occlusion Surgery Study

> **NCT00029146** · PHASE3 · TERMINATED · sponsor: **University of North Carolina, Chapel Hill** · enrollment: 700 (actual)

## Conditions studied

- Stroke
- Ischemic Attack, Transient
- Cerebral Infarction

## Interventions

- **PROCEDURE:** extracranial-intracranial bypass surgery
- **DRUG:** best medical therapy

## Key facts

- **NCT ID:** NCT00029146
- **Lead sponsor:** University of North Carolina, Chapel Hill
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2002-07
- **Primary completion:** 2010-06
- **Final completion:** 2010-06
- **Target enrollment:** 700 (ACTUAL)
- **Why stopped:** Pre-specified futility boundary was reached.
- **Last updated:** 2012-03-27

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00029146

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00029146, "Carotid Occlusion Surgery Study". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT00029146. Licensed CC0.

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