Validation studies to assess the diagnostic accuracy of a software application for detection and monitoring of attentional deficits in delirium. The primary objectives of this series of studies are (a) to assess diagnostic performance of the DelApp smartphone software application in patients with and without delirium (Phase B); and (b) to evaluate the diagnostic performance of the DelApp in unselected patients (Phase C). CI: Prof Alasdair MacLullich Number and location of participating sites (by region/ country): UK, 2 sites Funder: Medical Research Council Start and End date of grant award: 01/10/2014 - 31/03/2017 Current Status: https://doi.org/10.1371/journal.pone.0227471 Sponsor: NHS Lothian and University of Edinburgh - ACCORD Chief Investigator: Prof Alasdair MacLullich, Geriatric Medicine, University of Edinburgh, Room F1424, Royal Infirmary of Edinburgh, 51 Little France Crescent, Edinburgh, EH16 4SA. ECTU Involvement: Statistics, Database. This article was published on 2024-09-24