Received: 17 March 2017
Accepted: 2 January 2018
First Online: 9 February 2018
Ethics approval and consent to participate
: The Ethics Committee of the North Denmark Region (N-20160077) and the Danish Data Protection Agency (2016–204, 17 November 2016) has approved the study. The study has been registered at ExternalRef removed (NCT03069443, 13 January 2017). Written informed consent will be obtained from each participant.
: Consent for publication has been obtained from involved parties.
: MGJ is a shareholder of FysioMeter and will, therefore, not take part in either the data collection or data processing. The authors MBD, JR, PM, and SA declare that they have no competing interests
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.