Status: Finalised First registered on: 21/02/2019
Last updated on: 19/12/2019
1. Study identification
EU PAS Register NumberEUPAS28224
Official titleAdherence, persistence and switching patterns – once- and twice-daily direct oral anticoagulants
Study title acronymQD versus BID DOACs
Study typeObservational study
Brief description of the study
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 belongsPHARMO Institute
Department/Research group
Organisation/affiliationThe PHARMO Institute for Drug Outcomes Research
Details of (Primary) lead investigator
Title Dr
Last name Herings
First name Ron
Is this study being carried out with the collaboration of a research network?
Other centres where this study is being conducted
Multiple centres

In total how many centres are involved in this Study?3

Countries in which this study is being conducted
International study

3. Study timelines: initial administrative steps, progress reports and final report
Date when funding contract was signed17/10/201817/10/2018
Start date of data collection02/01/201902/01/2019
Start date of data analysis
Date of interim report, if expected
Date of final study report29/11/201919/12/2019
4. Sources of funding
Please provide estimates of the percentage of funding by source for this study
Names(s)Approximate % funding
Pharmaceutical companiesDaiichi Sankyo Europe GmbH100
Government body
Research councils
EU funding scheme
5. Contact details for enquiries
Scientific Enquiries
Title Ms
Last name Bezemer
First name Irene
Address line 1Van Deventerlaan 30-40
Address line 2 
Address line 3 
Phone number (incl. country code)0031307440800 
Alternative phone number 
Fax number (incl. country code) 
Email address
Public Enquiries
Title Dr 
Last name Herings 
First name Ron 
Address line 1Van Deventerlaan 30-40 
Address line 2 
Address line 3 
Postcode3528 AE 
Phone number (incl. country code)31307440800 
Alternative phone number31307440803 
Fax number (incl. country code) 
Email address