The authors wish to thank all people with lived experience of aphasia and health professionals who participated in this study. The authors thank Professor Leonid Churilov, The University of Melbourne, for biostatistical support. Kirstine Shrubsole received funding from The University of Queensland School of Health and Behavioural Sciences to complete this project (New Staff Grant). Marissa Stone was supported by an Australian Government Research Training Program Scholarship. Monique Kilkenny received research fellowship support from the National Heart Foundation of Australia (105737). Sarah J. Wallace and Kirstine Shrubsole are supported by National Health and Medical Research Council (NHMRC) Emerging Leadership Investigator Grants (1175821 and 2026816). This research was conducted with support from the Centre for Research Excellence in Aphasia Rehabilitation and Recovery (Aphasia CRE; grant number: 1153236), La Trobe University (ABN: 64 804 735 113). This research was conducted with support from the Queensland Aphasia Research Centre, which is funded through philanthropic gifts and The University of Queensland strategic funding. Open access publishing facilitated by The University of Queensland, as part of the Wiley - The University of Queensland agreement via the Council of Australian University Librarians.