ArticleEuropean journal of clinical pharmacology2015
Factors associated with medication regimen complexity in older people: a cross-sectional population-based study.
Article in European journal of clinical pharmacology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 3 of them syntheses that pooled it.
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Who cites it
22 citing papers in PubMed, 3 syntheses or guidelines pooled it, 39 citations in OpenAlex.
- Pharmacists' Role in Older Adults' Medication Regimen Complexity: A Systematic Review.International journal of environmental research and public health · 2021Pooled it
- Inappropriate Use of Medication by Elderly, Polymedicated, or Multipathological Patients with Chronic Diseases.International journal of environmental research and public health · 2018Pooled it
- Association between medication regimen complexity and pharmacotherapy adherence: a systematic review.European journal of clinical pharmacology · 2017Pooled it
- Development and validation of the Korean version of the medication regimen complexity index.PloS one · 2019Trial
- Habitual fasting duration and accelerated multimorbidity in older adults.Journal of internal medicine · 2026Article
- Anticholinergic Burden in Elderly People in Nursing Homes: Cross-Sectional Assessment Using ACB Calculator and CRIDECO Anticholinergic Load Scale.Medicines (Basel, Switzerland) · 2026Article
- Impact of complex medication regimens on adherence in multimorbidity senior citizen - Study from Nepal.PloS one · 2026Article
- Article
- Complexity of the Therapeutic Regimen in Older Adults with Cancer: Associated Factors.Pharmaceuticals (Basel, Switzerland) · 2024Article
- Perceived Usability of Tablet Crushers: Comparison of Devices by People with and without Limited Hand Functions.Pharmaceutics · 2023Article
- Medication regimen complexity index and rehabilitation outcomes in post-acute hip fracture patients study: a retrospective study.International journal of clinical pharmacy · 2022Article
- Student Pharmacists' Ability to Organize Complex Medication Regimens According to the Universal Medication Schedule.American journal of pharmaceutical education · 2020Article
- Medication regimen complexity on hospital admission in patients with advanced chronic conditions in need of palliative care.European journal of hospital pharmacy : science and practice · 2019Article
- Medication Regimen Complexity In 8 Australian Residential Aged Care Facilities: Impact Of Age, Length Of Stay, Comorbidity, Frailty, And Dependence In Activities Of Daily Living.Clinical interventions in aging · 2019Article
- The association between polypharmacy and medication regimen complexity and antibiotic use in bronchiectasis.International journal of clinical pharmacy · 2018Article
- Article
- Addressing medical needs of adolescents and adults with autism spectrum disorders in a primary care setting.Autism : the international journal of research and practice · 2018Article
- Evaluation of pharmacotherapy complexity in residents of long-term care facilities: a cross-sectional descriptive study.BMC pharmacology & toxicology · 2017Article
- Medication regimen complexity in ambulatory older adults with heart failure.Clinical interventions in aging · 2017Article
- Polypharmacy and medication regimen complexity as factors associated with staff informant rated quality of life in residents of aged care facilities: a cross-sectional study.European journal of clinical pharmacology · 2016Article
Corrections and comments
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Authors and funding
5 authors at 4 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
purposeThere is a lack of population-based research about factors associated with medication regimen complexity. This study investigated factors associated with medication regimen complexity in older people, and whether factors associated with regimen complexity were similar to factors associated with number of medications.
methodsThis cross-sectional population-based study included 3348 people aged ≥ 60 years. Medication regimen complexity was computed using the validated 65-item Medication Regimen Complexity Index (MRCI). Multinomial logistic regression was used to compute unadjusted and adjusted odds ratios (ORs) with 95 % confidence intervals (CIs) for factors associated with regimen complexity. Multivariable quantile regression was used to compare factors associated with regimen complexity and number of medications.
resultsIn adjusted analyses, participants in the highest MRCI quintile (MRCI > 20) were older (OR = 1.04, 95 % CI 1.02;1.05), less likely to live at home (OR = 0.35, 95 % CI 0.15;0.86), had greater comorbidities (OR = 2.17, 95 % CI 1.89;2.49), had higher cognitive status (OR = 1.06, 95 % CI 1.01;1.11), a higher prevalence of self-reported pain (OR = 2.85, 95 % CI 2.16;3.76), had impaired dexterity (OR = 2.39, 95 % CI 1.77;3.24) and were more likely to receive help to sort their medications (OR = 4.43 95 % CI 2.39;8.56) than those with low regimen complexity (MRCI > 0-5.5). Similar factors were associated with both regimen complexity and number of medications.
conclusionOlder people with probable difficulties managing complex regimens, including those with impaired dexterity and living in institutional settings, had the most complex medication regimens even after adjusting for receipt of help to sort medications. The strong correlation between regimen complexity and number of medications suggests that clinicians could use a person's number of medications to target interventions to reduce complexity.
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