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Anticholinergic drugs and health-related quality of life in older adults with dementia
Journal article   Peer reviewed

Anticholinergic drugs and health-related quality of life in older adults with dementia

Sneha D Sura, Ryan M Carnahan, Hua Chen and Rajender R Aparasu
Journal of the American Pharmacists Association, Vol.55(3), pp.282-287
05/2015
DOI: 10.1331/JAPhA.2015.14068
PMID: 25909488

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Abstract

To examine the association between the use of anticholinergic drugs and the health-related quality of life (HRQoL) among community-dwelling older adults with dementia. This was a retrospective, longitudinal, cohort study of older adults aged 65 years and above diagnosed with dementia using Medical Expenditure Panel Survey data. Anticholinergic drug exposure was measured using the Anticholinergic Drug Scale. The HRQoL measures of interest were Physical Component Score (PCS) and Mental Component Score (MCS). Two separate unweighted multiple linear regression analyses were performed to determine the association of anticholinergic drugs with PCS and MCS, while adjusting for other factors and baseline HRQoL measures. The study included 112 patients with dementia; 15.18% of whom used anticholinergic drugs. The majority of the patients were between the ages of 65 and 79 years (53%), women (57%), and had poor or low family income (65%). After controlling for other factors and baseline HRQoL, anticholinergic drug use was associated with 7.48 unit reductions in PCS (P <0.01), whereas no association was found between anticholinergic drug use and MCS. Baseline HRQoL measures were found to be significant in both models. Anticholinergic drugs are associated with reduced PCS of HRQoL in older adults with dementia. The study findings suggest the need for carefully monitoring the health status of elderly patients when prescribing anticholinergic agents in this vulnerable population.
Residence Characteristics Dementia - psychology Humans Aged, 80 and over Quality of Life Female Male Aged Retrospective Studies Health Status Cholinergic Antagonists - adverse effects Longitudinal Studies

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