Optimum platelet inhibition after coronary artery bypass surgery: a prospective, randomised trial comparing platelet aggregation using low- and medium-dose aspirin and clopidogrel

ISRCTN ISRCTN55334531
DOI https://doi.org/10.1186/ISRCTN55334531
Secondary identifying numbers N0542115296
Submission date
12/09/2003
Registration date
12/09/2003
Last edited
09/09/2009
Recruitment status
No longer recruiting
Overall study status
Completed
Condition category
Surgery
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data

Plain English summary of protocol

Not provided at time of registration

Contact information

Mr Stephen Large
Scientific

Surgical Unit Top Floor
Papworth Hospital NHS Trust
Papworth Everard
Cambridge
CB3 8RE
United Kingdom

Study information

Study designRandomised controlled trial
Primary study designInterventional
Secondary study designRandomised controlled trial
Study setting(s)Hospital
Study typeTreatment
Scientific title
Study objectivesTo determine the most effective anti-platelet agent following coronary artery by pass grafting (CABG).
Ethics approval(s)Not provided at time of registration
Health condition(s) or problem(s) studiedCoronary artery bypass grafting (CABG)
InterventionPatients will be randomised into treatment allocation to receive either 100 mg aspirin, 325 mg aspirin or identically encapsulated 75 mg clopidogrel daily for 5 days.
Intervention typeProcedure/Surgery
Primary outcome measurePlatelet aggregation ratio at 5 days.
Secondary outcome measuresNot provided at time of registration
Overall study start date28/08/2002
Completion date01/06/2004

Eligibility

Participant type(s)Patient
Age groupNot Specified
SexNot Specified
Target number of participants108
Key inclusion criteria72 Patients and 36 controls will be recruited from patients proceeding to coronary artery bypass surgery.
Key exclusion criteriaDoes not match inclusion criteria
Date of first enrolment28/08/2002
Date of final enrolment01/06/2004

Locations

Countries of recruitment

  • England
  • United Kingdom

Study participating centre

Surgical Unit Top Floor
Cambridge
CB3 8RE
United Kingdom

Sponsor information

Department of Health (UK)
Government

Richmond House
79 Whitehall
London
SW1A 2NL
United Kingdom

Website http://www.doh.gov.uk

Funders

Funder type

Hospital/treatment centre

Cambridge Consortium - Papworth Hospital NHS Trust (UK) - Papworth Hospital Charitable Funds

No information available

Results and Publications

Intention to publish date
Individual participant data (IPD) Intention to shareNo
IPD sharing plan summaryNot provided at time of registration
Publication and dissemination planNot provided at time of registration
IPD sharing plan

Study outputs

Output type Details Date created Date added Peer reviewed? Patient-facing?
Results article results 01/09/2004 Yes No