Schougaard, Liv Marit Valen https://orcid.org/0000-0003-2928-2569
de Thurah, Annette https://orcid.org/0000-0003-0103-4328
Christensen, Jakob https://orcid.org/0000-0002-9385-6435
Lomborg, Kirsten https://orcid.org/0000-0002-5809-3508
Maindal, Helle Terkildsen https://orcid.org/0000-0003-0525-7254
Mejdahl, Caroline Trillingsgaard https://orcid.org/0000-0001-7361-6082
Vestergaard, Jesper Medom
Winding, Trine Nøhr https://orcid.org/0000-0002-2448-0403
Biering, Karin https://orcid.org/0000-0001-7038-9566
Hjollund, Niels Henrik https://orcid.org/0000-0002-6697-6597
Funding for this research was provided by:
Aarhus Universitet (Not accapable)
Region Midtjylland (Not accapable)
TrygFonden (111607)
Article History
Accepted: 23 December 2019
First Online: 3 January 2020
Compliance with ethical standards
:
: JC received honoraria for serving on the scientific advisory board of UCB Nordic and Eisai AB and for giving lectures for UCB Nordic and Eisai AB. JC also received funding for a trip from UCB Nordic. The other authors have no competing interests.
: All procedures performed in this study were in accordance with Danish ethical standards and with the Helsinki Declaration. The Danish Data Protection Agency has approved the study (reference number 1-16-02-691-14). The Ethics Committee of Central Denmark Region was contacted. The committee subsequently stated that the present study does not require approval. According to Danish law, questionnaire and register-based studies only need approval from the committee if the data include human biological material (§ 14) []. The correspondence with the ethical committee can be obtained from the authors on request. All data were stored and treated with confidentiality. Results from Statistic Denmark are only accessible for the researcher at an aggregated level, not at the individual patient level.
: Consent to participate in the study was informed, specific, voluntary, and explicit in accordance with guidelines from the Danish Data Protection Agency []. The information to the patient was provided in a letter together with the questionnaire. The patients were informed that if they responded to the questionnaire, they gave active consent for their participation and use of their data in the study. The patient was furthermore informed that the consent of participation could be withdrawn at any time.