Øien-Ødegaard, Carine
Christiansen, Solveig Tobie Glestad
Hauge, Lars Johan
Stene-Larsen, Kim
Bélanger, Sissel Marguerite
Bjertness, Espen
Reneflot, Anne
Funding for this research was provided by:
Norwegian Institute of Public Health
Article History
Received: 21 December 2023
Accepted: 14 May 2024
First Online: 21 May 2024
Declarations
:
: The authors declare that all methods were carried out in accordance with relevant guidelines and regulations. They also declare that all procedures contributing to this work have been performed in accordance with the ethical standards of the relevant national and institutional committees on human experimentation and with the Helsinki Declaration of 1975, as revised in 2008. Ethical approval was obtained from the Regional Committee for Medical and Health Research Ethics, South East Norway (REK 2019/321) and all registry owners approved utilization of their data.The requirement for informed consent was waived by the Regional Committee for Medical and Health Research Ethics, South East Norway (REK 2019/321) because of the nature of the study. The current study was based on routinely collected and anonymized register data. The law regulating official statistics in Norway implies that anonymized register data can be used for research. The law of statistics combined with the Ethics Committee of South East Norway thus confirmed that informed consent was not necessary.Information from several health registries has been used in this publication. The interpretation and reporting of these data are the sole responsibility of the authors, and no endorsement by any of these registries is intended nor should be inferred.
: Not applicable.
: The authors declare that they have no competing interests.