affiliation not provided to SSRN, affiliation not provided to SSRN, King’s College London - ESRC Centre for Society and Mental Health, KU Leuven, University of Ottawa - Department of Psychiatry, Anglia Ruskin University - Centre for Health, Performance, and Wellbeing, University of Palermo, affiliation not provided to SSRN, King’s College London - Institute of Psychiatry, Psychology and Neuroscience and South London and Maudsley NHS Foundation Trust - Physiotherapy Department