Interventions for reducing anticholinergic medication burden in older adults-a systematic review and meta-analysis



Braithwaite, Eve, Todd, Oliver M, Atkin, Abigail, Hulatt, Rachel, Tadrous, Ragy, Alldred, David P, Pirmohamed, Munir ORCID: 0000-0002-7534-7266, Walker, Lauren ORCID: 0000-0002-3827-4387, Lawton, Rebecca and Clegg, Andrew
(2023) Interventions for reducing anticholinergic medication burden in older adults-a systematic review and meta-analysis. AGE AND AGEING, 52 (9). afad176-.

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Abstract

<h4>Introduction</h4>Anticholinergic medications block the neurotransmitter acetylcholine in the brain and peripheral nervous system. Many medications have anticholinergic properties, and the cumulative effect of these medications is termed anticholinergic burden. Increased anticholinergic burden can have short-term side effects such as dry mouth, blurred vision and urinary retention as well as long-term effects including dementia, worsening physical function and falls.<h4>Methods</h4>We carried out a systematic review (SR) with meta-analysis (MA) looking at randomised controlled trials addressing interventions to reduce anticholinergic burden in older adults.<h4>Results</h4>We identified seven papers suitable for inclusion in our SR and MA. Interventions included multi-disciplinary involvement in medication reviews and deprescribing of AC medications. Pooled data revealed no significant difference in outcomes between control and intervention group for falls (OR = 0.76, 95% CI: 0.52-1.11, n = 647), cognition (mean difference = 1.54, 95% CI: -0.04 to 3.13, n = 405), anticholinergic burden (mean difference = 0.04, 95% CI: -0.11 to 0.18, n = 710) or quality of life (mean difference = 0.04, 95% CI: -0.04 to 0.12, n = 461).<h4>Discussion</h4>Overall, there was no significant difference with interventions to reduce anticholinergic burden. As we did not see a significant change in anticholinergic burden scores following interventions, it is likely other outcomes would not change. Short follow-up time and lack of training and support surrounding successful deprescribing may have contributed.

Item Type: Article
Uncontrolled Keywords: anticholinergic medication, cognition, falls, meta-analysis, older adult, older people, systematic review
Divisions: Faculty of Health and Life Sciences
Faculty of Health and Life Sciences > Institute of Systems, Molecular and Integrative Biology
Depositing User: Symplectic Admin
Date Deposited: 31 Jan 2024 11:49
Last Modified: 31 Jan 2024 11:49
DOI: 10.1093/ageing/afad176
Open Access URL: https://doi.org/10.1093/ageing/afad176
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URI: https://livrepository.liverpool.ac.uk/id/eprint/3178210