Funding for this research was provided by:
National Institute of Academic Anaesthesia
Received: 22 January 2020
Accepted: 17 August 2020
First Online: 27 August 2020
Ethics approval and consent to participate
: The study was approved by Yorkshire & The Humber - Bradford Leeds Research Ethics Committee (REC reference 19/YH/0194, IRAS 263233) from the Health Research Authority and Health and Care Research Wales (HCRW) institute.Participants will be sent written information about the study. They will then be approached by a member of the research team and written informed consent will be obtained from all participants prior to recruitment into the study. In patients without capacity, a personal consultee will be counselled and asked to sign the consultee declaration form. In the absence of a personal consultee, a nominated consultee will not be sought. This process will be consistent across sites.
: Not applicable.
: The authors declare that they have no competing interests.