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Authors
Nilsen, Per
Nordgren, Lise Bergman
Thomas, Kristin
Ruiz, Erica Skagius
Larsen, Hanna Israelsson
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Funding
Funding for this research was provided by:
Linköping University
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Article History
Received: 20 May 2025
Accepted: 11 December 2025
First Online: 16 January 2026
Declarations
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: The study has been conducted in adherence to the Declaration of Helsinki and was approved by Swedish Ethical Review Authority (Gothenburg office) (2020–05572). The need of informed consent was waived by the Swedish Ethical Review Authority. All analyses were conducted on a large amount of pre-existing registry data from the patients’ EMRs. This is also in accordance with the Declaration of Helsinki, that states: “Where consent is impossible or impracticable to obtain, secondary research on stored data or biological material may be done only after consideration and approval of a research ethics committee” (paragraph 32).
: Not applicable.
: The authors declare no competing interests.
