Observational studyInternational journal of clinical pharmacy2017
The "iatrogenic triad": polypharmacy, drug-drug interactions, and potentially inappropriate medications in older adults.
Observational study in International journal of clinical pharmacy, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.
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The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
29 citing papers in PubMed, 1 synthesis or guideline pooled it, 93 citations in OpenAlex.
- Prevalence of Drug-Drug Interactions in Older Community-Dwelling Individuals: A Systematic Review and Meta-analysis.Drugs & aging · 2023 · on this mapPooled it
- Association between Pre-Admission Polypharmacy and Functional Status at Discharge in Patients with Acute Stroke: A Retrospective Observational Study.JMA journal · 2026Article
- Low-Dose Fisetin Supplementation and Its Association With Chronic Inflammation in Middle-Aged and Older Adults: Study Protocol for a Triple-Blind, Randomised, Placebo-Controlled Trial.Basic & clinical pharmacology & toxicology · 2026Article
- Association of potentially inappropriate prescribing with drug-drug interactions and medication regimen complexity in geriatric patients: a cross-sectional analytical study.BMC geriatrics · 2026Observational
- Polypharmacy in Adults With Systemic Lupus Erythematosus.Arthritis care & research · 2026Article
- Medication Use by Older Adults with Frailty: A Scoping Review.Pharmacy (Basel, Switzerland) · 2025Review
- Observational
- Potentially Inappropriate Medications Involved in Drug-Drug Interactions in a Polish Population over 80 Years Old: An Observational, Cross-Sectional Study.Pharmaceuticals (Basel, Switzerland) · 2024Article
- Analyzing the Iatrogenic Triad: Discovering Strategies for Preventing Harm in the Elderly.Turkish journal of pharmaceutical sciences · 2024Article
- Applicability of the Self-Evaluation Scale of nursing practices for improving sleep quality among patients with dementia taking sleeping pills to general nurses.Journal of rural medicine : JRM · 2024Article
- Categorical Analysis of Database Consistency in Reporting Drug-Drug Interactions for Cardiovascular Diseases.Pharmaceutics · 2024Article
- PHARMACOVIGILANCE IN SERBIA: A TEN-YEAR PHARMACOEPIDEMIOLOGIC ANALYSIS.Acta clinica Croatica · 2023Article
- Automated Detection of Patients at High Risk of Polypharmacy including Anticholinergic and Sedative Medications.International journal of environmental research and public health · 2023Article
- Prevalence of Polypharmacy of Older People in a Large Brazilian Urban Center and its Associated Factors.International journal of environmental research and public health · 2023Article
- Polypharmacy and potentially inappropriate medications in stroke rehabilitation: prevalence and association with outcomes.International journal of clinical pharmacy · 2022Article
- Clinical Impact of Implementing a Nurse-Led Adverse Drug Reaction Profile in Older Adults Prescribed Multiple Medicines in UK Primary Care: A Study Protocol for a Cluster-Randomised Controlled Trial.Pharmacy (Basel, Switzerland) · 2022Article
- Drug-Related Problems and Polypharmacy in Nursing Home Residents: A Cross-Sectional Study.International journal of environmental research and public health · 2022Observational
- Characterization of potentially inappropriate medications use in Indian elderly population and their impact on quality of life using Beers criteria.Aging medicine (Milton (N.S.W)) · 2022Article
- Polypharmacy in Polish Older Adult Population-A Cross-Sectional Study: Results of the PolSenior Project.International journal of environmental research and public health · 2022Article
- Depression, Deprivation, and Dysbiosis: Polyiatrogenesis in Multiple Chronic Illnesses.Culture, medicine and psychiatry · 2021Article
Corrections and comments
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Authors and funding
5 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Background The elderly population is often in continuous use of several medications and is more subject to the "iatrogenic triad" of polypharmacy, potentially inappropriate medication use and drug-drug interactions. However, few studies have investigated these three factors concomitantly. Purpose To assess the prevalence and inter-relationship of potentially inappropriate medication (PIM) use, polypharmacy and drug-drug interactions in older adults, together with their associated factors. Setting city of Juiz de Fora, Brazil. Methods a cross-sectional, observational and door-to-door epidemiologic study in community-dwelling older adults was conducted. Main outcome measure The primary outcomes were polypharmacy, inappropriate medication use (2012 Beers and 2015 STOPP criteria) and drug-drug interactions. Associated factors were also investigated using bivariate and multivariate analyses. Results a total of 368 (92%) older adults were in continuous use of at least one drug. There was a high prevalence of polypharmacy (44.6%), drug-drug interaction (72.3%) and PIMs by Beers (42.1%) and PIMs by STOPP (46.2%). Analysis of the inter-relationship of the criteria (polypharmacy, PIMs STOPP and drug-drug interactions) revealed that 108 (29.3%) of the older adults had all three criteria concomitantly and multivariate analysis showed that frailty and having a caregiver were associated with this "iatrogenic triad". Conclusion A high prevalence of iatrogenic effects from drugs was found in the older adults assessed. One in every three elderly participants of the study had all three iatrogenic criteria concomitantly, highlighting the major public health impact of this problem. The results of this study can serve to inform new preventive and educational strategies for health professionals.
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