Received: 28 February 2022
Accepted: 16 June 2022
First Online: 8 July 2022
: The study was conducted in accordance with the Declaration of Helsinki. The anonymised data were obtained and analysed retrospectively as part of service evaluation, so prior written informed consent could not be obtained. It was deemed exempt from NHS Research Ethics Committee review according to the UKRI/NRES/MRC/HRA Decision Tool (14 Feb 2022).
: Not applicable.
: MW and NZ are employees of Current Health Ltd.