ArticlePloS one2017
Prevalence, risk factors and health outcomes associated with polypharmacy among urban community-dwelling older adults in multi-ethnic Malaysia.
Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 1 of them a synthesis that pooled it.
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Who cites it
58 citing papers in PubMed, 1 synthesis or guideline pooled it, 128 citations in OpenAlex.
- Are there socioeconomic inequalities in polypharmacy among older people? A systematic review and meta-analysis.BMC geriatrics · 2023Pooled it
- Medication Use Patterns, Polypharmacy, and Potentially Inappropriate Medications among Institutionalized Older Adults in East Coast Malaysia: A Cross-sectional Study.Journal of research in pharmacy practice · 2026Article
- Defining polypharmacy in older adults: a cross-sectional comparison of prevalence estimates calculated according to active ingredient and unique product counts.International journal of clinical pharmacy · 2025Article
- Influence of psychosocial and health-seeking behaviour on the risk of falling among persons living with type 2 diabetes in the Malaysian Elders Longitudinal Research (MELoR) cohort.Aging clinical and experimental research · 2025Article
- Polypharmacy and self-medication among older adults in Indian urban communities-a cross-sectional study.Scientific reports · 2025Article
- Article
- The usage of anticholinergic medications in a low- and middle-income country: a longitudinal comparison of 2013-15 and 2020-22 datasets.International journal of clinical pharmacy · 2024Article
- Survey of Potential Drug Interactions, Use of Non-Medical Health Products, and Immunization Status among Patients Receiving Targeted Therapies.Pharmaceuticals (Basel, Switzerland) · 2024Article
- Drug Utilisation Review among Geriatric Patients with Noncommunicable Diseases in a Primary Care Setting in Malaysia.Healthcare (Basel, Switzerland) · 2023Article
- Article
- The Impact of Potentially Inappropriate Medications and Polypharmacy on 3-Month Hospital Readmission among Older Patients: A Retrospective Cohort Study from Malaysia.Geriatrics (Basel, Switzerland) · 2023Article
- Potentially inappropriate prescribing in older adults with cancer receiving specialist palliative care: a retrospective observational study.International journal of clinical pharmacy · 2023Observational
- Factors related to polypharmacy and hyper-polypharmacy for the elderly: A nationwide cohort study using National Health Insurance data in South Korea.Clinical and translational science · 2023Observational
- Assessment of risk factors associated with potential drug-drug interactions among patients suffering from chronic disorders.PloS one · 2023Observational
- Comparison of factors influencing fall recurrence in the young-old and old-old: a cross-sectional nationwide study in South Korea.BMC geriatrics · 2022Article
- Phase angle and diabetes in community-dwelling older adults: cross-sectional analysis from the Malaysian elders longitudinal research (MELoR) study.European journal of clinical nutrition · 2022Article
- Relationship of Self Efficacy in Medication Understanding with Quality of Life among Elderly with Type 2 Diabetes Mellitus on Polypharmacy in Malaysia.International journal of environmental research and public health · 2022Article
- The patterns and implications of potentially suboptimal medicine regimens among older adults: a narrative review.Therapeutic advances in drug safety · 2022Review
- Residential Medication Management Reviews and continuous polypharmacy among older Australian women.International journal of clinical pharmacy · 2021Article
- Frailty and potentially inappropriate medications using the 2019 Beers Criteria: findings from the Australian Longitudinal Study on Women's Health (ALSWH).Aging clinical and experimental research · 2021Article
Corrections and comments
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Authors and funding
10 authors at 3 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundPolypharmacy has been associated with increased morbidity and mortality in the older population.
objectivesThe aim of this study was to determine the prevalence, risk factors and health outcomes associated with polypharmacy in a cohort of urban community-dwelling older adults receiving chronic medications in Malaysia.
methodsThis was a baseline study in the Malaysian Elders Longitudinal Research cohort. The inclusion criteria were individuals aged ≥55years and taking at least one medication chronically (≥3 months). Participants were interviewed using a structured questionnaire during home visits where medications taken were reviewed. Health outcomes assessed were frequency of falls, functional disability, potential inappropriate medication use (PIMs), potential drug-drug interactions (PDDIs), healthcare utilisation and quality of life (QoL). Risk factors and health outcomes associated with polypharmacy (≥5 medications including dietary supplements) were determined using multivariate regression models.
resultsA total of 1256 participants were included with a median (interquartile range) age of 69(63-74) years. The prevalence of polypharmacy was 45.9% while supplement users made up 56.9% of the cohort. The risk factors associated with increasing medication use were increasing age, Indian ethnicity, male, having a higher number of comorbidities specifically those diagnosed with cardiovascular, endocrine and gastrointestinal disorders, as well as supplement use. Health outcomes significantly associated with polypharmacy were PIMS, PDDIs and increased healthcare utilisation.
conclusionA significant proportion of older adults on chronic medications were exposed to polypharmacy and use of dietary supplements contributed significantly to this. Medication reviews are warranted to reduce significant polypharmacy related issues in the older population.
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