Received: 3 March 2021
Accepted: 4 May 2021
First Online: 14 May 2021
: Approval was given by the Auckland University of Technology Ethics Committee (20/30). All participants consented to be in the study.
: Not applicable.
: Jonathon Webber is member of the executive committee of the New Zealand Resuscitation Council. All other authors declare that they have no competing interests.