Funding for this research was provided by:
Autistica and Autism Cymru (N/A)
Received: 11 December 2019
Accepted: 23 July 2020
First Online: 15 August 2020
Ethics approval and consent to participate
: Study approval was obtained from the Cardiff University School of Psychology Ethics Committee.
: All recruited participants/parents gave consent for publication during the recruitment process.
: The authors declare they have no competing interests.