Bukten, Anne
Virtanen, Suvi
Hesse, Morten
Chang, Zheng
Kvamme, Timo Lehmann
Thylstrup, Birgitte
Tverborgvik, Torill
Skjærvø, Ingeborg
Stavseth, Marianne R.
Funding for this research was provided by:
Norwegian Research Council (301535, 301535, 301535, 301535, 301535, 301535)
The South-Eastern Norway Regional Health Authority (2019091, 2019091)
University of Oslo
Article History
Received: 11 August 2023
Accepted: 19 January 2024
First Online: 5 February 2024
Declarations
:
: The Norwegian registry linkage has been approved from the Regional Committees for Medical and Health Research Ethics (REC id 2012/1401, 29513), the Norwegian Centre for Research Data (NSD id 847562) and the Data Protection Officer at the Faculty of Medicine at the University of Oslo. In Denmark, the regional ethics committees do not evaluate register-based research for registers maintained exclusively for administrative reasons. The Swedish data linkage has been approved by the Stockholm Regional Ethical Review Board (Dnr 2013/862–31/5). The study was approved as exempt from informed consent by the Regional Committees for Medical and Health Research Ethics in Norway and the Stockholm Regional Ethical Review Board in Sweden. The study was carried out in accordance with relevant guidelines and regulations (Declaration of Helsinki).
: Not applicable.
: The authors declare no competing interests.