Funding for this research was provided by:
Road Safety Trust
Received: 26 March 2022
Accepted: 12 June 2022
First Online: 20 June 2022
: The Faculty Research Ethics and Integrity Committee at the University of Plymouth (ref. 19/20–1313) and the Human Research Ethics Committee at the University of Cape Town (ref. 183/2021) approved the study.
: Not applicable.
: The authors declare that they have no competing interests.