ArticlesVolume 54101328Open access aHealth Economics Research Unit, University of Aberdeen, UK bAberdeen Centre for Evaluation, University of Aberdeen, UK cCentre for Healthcare Randomised Trials, University of Aberdeen, UK dFaculty of Kinesiology, University of New Brunswick, Canada eSchool of Social and Political Sciences, University of Glasgow, UK fCentre for Public Health, Queen’s University Belfast, UK gFaculty of Health Sciences and Sport, Pathfoot Building, Stirling University, UK...