Breeze, Penny https://orcid.org/0000-0002-4189-8676
Pidd, Katharine
Pollard, Daniel https://orcid.org/0000-0001-5630-0115
Ren, Shijie
Bates, Sarah
Thomas, Chloe https://orcid.org/0000-0001-8704-3262
Ahern, Amy https://orcid.org/0000-0001-5069-4758
Griffin, Simon https://orcid.org/0000-0002-2157-4797
Brennan, Alan
Article History
Received: 12 August 2024
Revised: 23 April 2025
Accepted: 30 April 2025
First Online: 22 May 2025
Competing interests
: This work was supported by the National Institute for Health Research (NIHR) under its Programme Grants for Applied Research Programme (RP-PG-0216-20010). PB, SR, SB, report no conflicts of interest. ALA is on the Scientific Advisory Board for WW and is Principal Investigator on two publicly funded investigator-led trials where the intervention is provided by WW. The University of Cambridge has received salary support in respect of SJG from the NHS in the East of England through the Clinical Academic Reserve. SG has received honoraria for contributions to post-graduate medical education meetings from Astra Zeneca and Eli Lilly.
: All methods were performed in accordance with the relevant guidelines and regulations, as approved by the University of Sheffield School of Medicine and Population health research ethics committee.
: The study protocol was approved by the University of Sheffield School of Medicine and Population health research ethics committee. Written informed consent was obtained by participants in the expert elicitation exercise.