Funding for this research was provided by:
Health Technology Assessment Programme (11/143/01.)
Received: 21 February 2019
Accepted: 13 June 2019
First Online: 24 July 2019
Ethics approval and consent to participate
: This study was granted ethical approval prior to data collection in Scotland (Scotland A NHS Research Ethics Committee REC 15/SS/0071) and England (Yorkshire and The Humber – Bradford Leeds NHS Research Ethics Committee REC 15/YH/0317).
: Not applicable
: AMJM led the design of the 4AT in 2011 (with others, see ExternalRef removed); note that 4AT is free to download and use. SDS and AA provided comments on its development. SG is chair of the NIHR HTA Clinical Evaluation and Trials Board and member of the NIHR HTA Funding Board Policy Group. The other authors declare no competing interests.