Association of Anticholinergic Burden with Cognitive and Functional Status in a Cohort of Hospitalized Elderly: Comparison of the Anticholinergic Cognitive Burden Scale and Anticholinergic Risk Scale

Abstract Background Drugs with anticholinergic effects are associated with adverse events such as delirium and falls as well as cognitive decline and loss of independence. Objective The aim of the study was to evaluate the association between anticholinergic burden and both cognitive and functional status, according to the hypothesis that the cumulative anticholinergic burden, as measured by the Anticholinergic Cognitive Burden (ACB) Scale and Anticholinergic Risk Scale (ARS), increases the risk of cognitive decline and impairs activities of daily living. Methods This cross-sectional, prospective study (3-month telephone follow-up) was conducted in 66 Italian internal medicine and geriatric…