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Arterial Revascularisation Trial - a randomised trial to compare survival following bilateral versus single internal mammary artery (IMA) grafting in coronary revascularisation

Arterial Revascularisation Trial - a randomised trial to compare survival following bilateral versus single internal mammary artery (IMA) grafting in coronary revascularisation

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN46552265
Enrollment
3000
Registered
2005-01-17
Start date
2004-07-01
Completion date
Unknown
Last updated
2026-04-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cardiovascular Circulatory System Arterial revascularisation

Interventions

Current interventions as of 26/10/2021: Patients were randomised to single internal mammary artery (SIMA) grafting or bilateral internal mammary artery (BIMA) grafting with supplemental vein or radial

Sponsors

University of Oxford (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Coronary artery bypass graft (CABG) patients with multi-vessel coronary artery disease (including urgent and off pump CABG patients)

Exclusion criteria

Exclusion criteria: 1. Single graft 2. Redo CABG 3. Evolving myocardial infarction 4. Concomitant valve surgery

Design outcomes

Primary

MeasureTime frame
Current primary outcome measure as of 26/10/2021: Survival will be measured using patient telephone follow-up or by national databases where applicable at 10 and 15 years. Previous primary outcome measure: Survival

Secondary

MeasureTime frame
Current secondary outcome measures as of 26/10/2021: 1. Cause-specific mortality measured using patient telephone follow-up or by national databases where applicable at 10 and 15 years 2. Major Adverse Cardiovascular Events measured using patient telephone follow-up or by national databases where applicable at 15 years 3. 30 day mortality measured using patient telephone follow-up or by national databases where applicable at 30 days 4. Need for re-intervention by percutaneous coronary intervention or redo surgery other clinical events measured using patient telephone follow-up or by national databases where applicable at 10 years 5. Quality of life measured using the Short Form-36 (SF36), Rose, and EuroQol questionnaires at 10 years 6. Cost-effectiveness measured using patient telephone follow-up or by national databases where applicable at 10 years and (added 24/02/2026) 15 years Previous secondary outcome measures: 1. Cause-specific mortality 2. 30 day mortality 3. Need for re-intervention by percutaneous coronary intervention or redo surgery other clinical events 4. Quality of life (SF36, Rose and EuroQol) 5. Cost-effectiveness

Countries

Australia, Austria, Brazil, England, India, Italy, Poland, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Sep 4, 2026