Status: Finalised First registered on: 16/09/2013
Last updated on: 25/04/2017
1. Study identification
EU PAS Register NumberEUPAS4700
Official titleRisk of stroke and other cardiovascular events among warfarin-treated atrial fibrillation patients – a nationwide cohort study in Finland
Study title acronymFinWAF
Study typeObservational study
Brief description of the studyThis is a retrospective database linkage study using patient information system data from hospital laboratory databases with linkage to nationwide registers. The study population consists of all atrial fibrillation patients using warfarin with INR measurements in selected hospital district areas in Finland between 01-Jan-2007 and 31-Dec-2009. The main objective is to investigate and compare risk of stroke, systemic thromboembolism, myocardial infarction, bleeding events and mortality among atrial fibrillation patients in relation to International Normalized Ratio levels.
Was this study requested by a regulator?No
Is the study required by a Risk Management Plan (RMP)? Not applicable
Regulatory procedure number (RMP Category 1 and 2 studies only)
Other study registration identification numbers and URLs as applicable
2. Research centres and Investigator details
Coordinating study entity
Centre to which the investigator belongsEPID Research
Department/Research group
Organisation/affiliationEPID Research Oy
Website/Homepagewww.epidresearch.com
Details of (Primary) lead investigator
Title Dr
Last name Korhonen
First name Pasi
Is this study being carried out with the collaboration of a research network?
No
Other centres where this study is being conducted
Not applicable (single centre)

Countries in which this study is being conducted
National study

Finland
3. Study timelines: initial administrative steps, progress reports and final report
PlannedActual
Date when funding contract was signed29/10/2012
Start date of data collection05/05/201416/05/2014
Start date of data analysis
Date of interim report, if expected
Date of final study report31/12/201531/12/2015
4. Sources of funding
Please provide estimates of the percentage of funding by source for this study
Names(s)Approximate % funding
Pharmaceutical companiesBristol-Myers Squibb100
Charities
Government body
Research councils
EU funding scheme
5. Contact details for enquiries
Scientific Enquiries
Title Dr
Last name Korhonen
First name Pasi
Address line 1EPID Research Oy
Address line 2Metsänneidonkuja 12 
Address line 3 
CityEspoo 
Postcode02130 
CountryFinland
Phone number (incl. country code)358-50-3652990 
Alternative phone number 
Fax number (incl. country code) 
Email address pasi.korhonen@epidresearch.com
Public Enquiries
Title Dr 
Last name Korhonen 
First name Pasi 
Address line 1EPID Research Oy 
Address line 2Metsänneidonkuja 12 
Address line 3 
CityEspoo 
Postcode02130 
CountryFinland 
Phone number (incl. country code)358-50-3652990 
Alternative phone number 
Fax number (incl. country code) 
Email address pasi.korhonen@epidresearch.com 
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