Funding for this research was provided by:
Received: 26 May 2020
Accepted: 7 November 2020
First Online: 1 December 2020
Compliance with ethical standards
: The authors declare no conflicts of interest.
: The study was approved by the School of Sport Research Ethics Committee (SSREC) at the University of Stirling and the East of Scotland NHS Research Ethics Committee (NHSREC).
: Written informed consent was obtained by all participants prior to data collection.
: All co-authors approved the final version of this manuscript.