Received: 27 February 2020
Accepted: 25 August 2020
First Online: 1 September 2020
Ethics approval and consent to participate
: No, ethical approval or registration was not necessary in accordance with the ICMJE guidelines as our participants were medical and nursing students who could voluntarily sign up for the study. All participants provided written informed consent.
: Not applicable.
: The serious game, Delirium Experience, is owned by Stichting Effectieve Ouderenzorg (a Dutch foundation for improving elderly care by research and education). SEdR is an unpaid member of the supervisory board of Stichting Effectieve Ouderenzorg, which waived the licensing fee required for the use of intellectual property for the purposes of this research. The game is currently commercialized, but the revenues are solely used to improve current elderly care by gamification. All other authors have no competing interests.