Status: Planned
First registered on:
23/09/2020
Last updated on:
23/09/2020
1. Study identification
EU PAS Register NumberEUPAS37318
Official titleImpact of the COVID-19 pandemic in a cohort of anticoagulant users: a descriptive drug utilization study based on data from the Tuscany Healthcare administrative database
Study title acronym
Study typeObservational study
Brief description of the studyThe rapid spread all over the world of the SARS-COV-2 forced all healthcare professionals to urgently reconsider the management of patients requiring continuing access to healthcare services such as patients treated with anticoagulants.
Little is know on the impact of COVID-19 pandemic in the management of patients under anticoagulants treatment. Therefore, the aim of this study is to describe the use of anticoagulants in a large sample of the Italian population. For this purpose, electronic health records of Tuscany will be analyzed.
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 belongsCESP
Department/Research groupCenter for Public Health Research
Organisation/affiliationUniversity of Milan Bicocca
Details of (Primary) lead investigator
Title Dr
Last name Antonazzo
First name Ippazio Cosimo
Is this study being carried out with the collaboration of a research network?
No
Other centres where this study is being conducted
Multiple centres
In total how many centres are involved in this Study?2
Countries in which this study is being conducted
National study
Italy
3. Study timelines: initial administrative steps, progress reports and final report
PlannedActual
Date when funding contract was signed27/07/2020
Start date of data collection01/10/2020
Start date of data analysis
Date of interim report, if expected
Date of final study report21/12/2020
4. Sources of funding
Please provide estimates of the percentage of funding by source for this study
Names(s)Approximate % funding
Pharmaceutical companies
Charities
Government body
Research councils
EU funding scheme
OtherThis is an independent study based on a spontaneous initiative of the participanting partners100
5. Contact details for enquiries
Scientific Enquiries
Title Dr
Last name Antonazzo
First name Ippazio Cosimo
Address line 1Via Cadore 48
Address line 2
Address line 3
CityMonza
Postcode20090
CountryItaly
Phone number (incl. country code)390392332678
Alternative phone number
Fax number (incl. country code)
Public Enquiries
Title Dr
Last name Antonazzo
First name Ippazio Cosimo
Address line 1Via Cadore 48
Address line 2
Address line 3
CityMonza
Postcode20090
CountryItaly
Phone number (incl. country code)390392332678
Alternative phone number
Fax number (incl. country code)
6. Study drug(s) information
Substance class (ATC Code)B01AE07 (dabigatran etexilate)
Substance class (ATC Code)B01AF01 (rivaroxaban)
Substance class (ATC Code)B01AF02 (apixaban)
Substance class (ATC Code)B01AF03 (edoxaban)
Substance class (ATC Code)B01AA (Vitamin K antagonists)
7. Medical conditions to be studied
Medical condition(s)No
8. Population under study
Age
Adults (18 - 44 years)
Adults (45 - 64 years)
Adults (65 - 74 years)
Adults (75 years and over)
Sex
Male
Female
9. Number of subjects
Estimated total number of subjects130000
10. Source of data
Is this study being carried out with an established data source?Yes
Data sources registered with ENCePP
Sources of data
Administrative database, e.g. claims database
11. Scope of the study
What is the scope of the study?
Drug utilisation study
Primary scope : Drug utilisation study
12. Main objective(s)
What is the main objective of the study?
The aim of the study is to conduct a time-trend analysis in order to observe:
1. Possible changes in prevalence and incidence of VKAs and DOACs use potentially associated with COVID-19 pandemic
2. Possible changes in the secular trends of switch from VKAs to DOACs potentially associated with COVID-19 pandemic
Are there primary outcomes?Yes
1) number of switchers during follow-up, 2) number of interrupters during follow-up
Are there secondary outcomes?No
13. Study design
What is the design of the study?
Drug utilisation study
14. Follow-up of patients
Will patients be followed up?Yes
Please describe duration of follow up
Patients will be followed-up from the first prescription of anticoagulant to the occurrence of study outcomes (interruption and switch of therapy).
15. Data analysis plan
Please provide a brief summary of the analysis method
The prevalent/incident users, switchers and interrupters will be calculated on a weekly basis during the entire observation period (01/01/2019-30/06/2020).
To evaluate the effect of COVID-19 pandemic prescribing patterns of VKAs/DOACs before and after the 9th of March 2020, which is the date of the official lockdown, an interrupted time series (ITS) analysis will be carried out.
16. ENCePP seal
Are you requesting the ENCePP seal for this study?
No
17. Full protocol
18. Study Results
Not submitted
Please list the 5 most relevant publications using data from your study
ReferenceLink to web-publication
None
19. Other relevant documents
Conflict(s) of interest of
investigator(s)Not submitted
Composition of Steering Group and
ObserversNot submitted
Other documentsNot
submitted
Signed Code of
Conduct Checklist
Not submitted
Signed Code of Conduct Declaration
Not submitted
Signed Checklist for Study
Protocols
Not submitted
