Additional identifiers
EudraCT number
ClinicalTrials.gov number
Protocol/serial number
N0164097348
Study information
Scientific title
Acronym
Study hypothesis
To determine whether warfarin or aspirin is better in the prevention of strokes.
Ethics approval
Not provided at time of registration
Study design
Randomised controlled trial
Primary study design
Interventional
Secondary study design
Randomised controlled trial
Trial setting
Not specified
Trial type
Not Specified
Patient information sheet
Condition
Cardiovascular: Stroke
Intervention
Wwarfarin or aspirin
Intervention type
Other
Phase
Not Specified
Drug names
Primary outcome measures
1. Comparative frequency of embolic events
2. Comparative frequency of serious bleeding
3. Death
4. Refusal to continue
5. Adverse events
Secondary outcome measures
Not provided at time of registration
Overall trial start date
24/04/2001
Overall trial end date
24/04/2003
Reason abandoned
Eligibility
Participant inclusion criteria
200 patients in total aged between 80 and 89 years, with persistant or permanent atrial fibrillation.
Participant type
Patient
Age group
Not Specified
Gender
Not Specified
Target number of participants
200
Participant exclusion criteria
Not provided at time of registration
Recruitment start date
24/04/2001
Recruitment end date
24/04/2003
Locations
Countries of recruitment
United Kingdom
Trial participating centre
Royal Hallamshire Hospital NHS Trust
Sheffield
S10 2JF
United Kingdom
Sponsor information
Organisation
Department of Health (UK)
Sponsor details
Richmond House
79 Whitehall
London
SW1A 2NL
United Kingdom
Sponsor type
Government
Website
Funders
Funder type
Government
Funder name
Northern General Hospital NHS Trust (UK)
Alternative name(s)
Funding Body Type
Funding Body Subtype
Location
Results and Publications
Publication and dissemination plan
Not provided at time of registration
Intention to publish date
Participant level data
Not provided at time of registration
Results - basic reporting
Publication summary
2007 results in http://www.ncbi.nlm.nih.gov/pubmed/17175564
Publication citations
-
Results
Rash A, Downes T, Portner R, Yeo WW, Morgan N, Channer KS, A randomised controlled trial of warfarin versus aspirin for stroke prevention in octogenarians with atrial fibrillation (WASPO)., Age Ageing, 2007, 36, 2, 151-156, doi: 10.1093/ageing/afl129.