Funding for this research was provided by:
Odense Universitetshospital (Puljen for skånsom kirurgi)
Region Sjælland (nr. A360)
Grosserer C. Andersen og Hustrus fond
Received: 15 January 2021
Accepted: 3 February 2021
First Online: 12 February 2021
Ethics approval and consent to participate
: The study has been approved by The Regional Committees on Health Research Ethics for Southern Denmark with Project-ID: S-20170108 and supplementary approval on the cohort study (nr. 69984). Protocol modifications are reported to The Regional Committees on Health Research Ethics for Southern Denmark. Written informed consent to participate is obtained from study participants by the site investigators. According to Danish law, the right to patient compensation in case of medical malpractice covers the participants. The General Data Protection Regulation (nr. 19/15532) has approved data processing in the study.
: Not applicable.
: The authors declare no competing interests.