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Funding
Funding for this research was provided by:
Örebro University
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Article History
Received: 21 May 2020
Accepted: 25 December 2020
First Online: 11 January 2021
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: Verbal and written consent were obtained from the participants before surgery, and a new written consent form was sent together with the questionnaire one year after surgery. The data were treated with full confidentiality.
: The study was approved by the Regional Ethical Review Board of Uppsala, Sweden (ref: 2016/191 [2019–02077]).
