Schrøder, Katja
Stokholm, Lonny
Rubin, Katrine Hass
Jørgensen, Jan Stener
Nohr, Ellen Aagaard
Petersen, Lone Kjeld
Bliddal, Mette
Article History
Received: 21 December 2020
Accepted: 29 August 2021
First Online: 30 September 2021
Declarations
:
: According to Danish Law, the study was approved by the Danish National Health Data Authority before identifying the study population. Moreover, the study was registered in the regional record of research projects (Journal number 20/17416) in the Region of Southern Denmark. Approval from an ethical board is not required by Danish law once approved by the Danish National Health Data Authority (FSEID-00004910). Authorisation to data access is given by The Danish National Health Data Authority and requires permission from the Danish Data Protection Agency (ExternalRef removed). All participating women gave informed consent before answering the questionnaire. Data were reported, analyzed and stored according to Danish Law on a secure server at Open Patient data Explorative Network, Odense University Hospital, Odense, Denmark.
: Not required.
: The authors declare no conflict of interest.