Development and Validation of the 4AT: A new triage tool for delirium The 4AT Study The aim of this study is to further develop and investigate the diagnostic accuracy of a new screening instrument for delirium triage in older emergency patients requiring hospital assessment. The new screening instrument is based on the 4AT. The study will have two phases and include an economic modelling study. Image Chief Investigator: Prof. A. MacLullich Number and location of participating sites (by region/ country): 3 UK sites ISRCTN number: 53388093 http://www.isrctn.com/search?q=53388093 Funder: NIHR Health Technology Assessment Programme Start and End date of grant award: February 2014 - 31 May 2017 STtrt and End date of recruitment: 19 October 2015 - December 2016 Current Status: published https://bmcmedicine.biomedcentral.com/articles/10.1186/s12916-019-1367-9 Website: http://www.the4at.com/ Contact details: Co-sponsors - University of Edinburgh & NHS Lothian ACCORD Chief Investigator: Prof A. MacLullich, Prof of Geriatric Medicine Edinburgh Delirium Research Group, Geriatric Medicine Unit, University of Edinburgh, Room F1424, Royal Infirmary of Edinburgh, 51 Little France Crescent, Edinburgh, EH16 4TJ. Trial manager: Julia Boyd, Edinburgh Clinical Trials Unit, University University of Edinburgh, Nine Edinburgh Bioquarter, 9 Little France Road, EDINBURGH, EH16 4UX. julia.boyd@ed.ac.uk ECTU Involvement: Trial Management, Statistics, Database and Randomisation Service (UKCRC) This article was published on 2024-09-24