Detecting delirium in nursing home residents using the Informant Assessment of Geriatric Delirium (I-AGeD): a validation pilot study

Key summary points Aim The aims of this study were to record the prevalence of delirium in residents with the DSM-5, to investigate the feasibility of the I-AGeD in a Swiss nursing home and to compare the results of the I-AGeD with the DSM-5 criteria as the reference standard. Findings This study shows that the I-AGeD is suitable for detecting delirium in nursing home residents with a sensitivity of 60% and a specificity of 94%. Message The I-AGeD is a simple, brief and feasible assessment tool for the detection of delirium in nursing home residents.