Discontinuing inappropriate medication in nursing home residents (DIM-NHR Study): protocol of a cluster randomised controlled trial

Hans Wouters, Elise H Quik, Froukje Boersma, Peder Nygård, Judith Bosman, Wendelien M Böttger, Hans Mulder, Jan-Gerard Maring, Linda Wijma-Vos, Tim Beerden, Jasperien van Doormaal, Maarten J Postma, Sytse U Zuidema, Katja Taxis

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

INTRODUCTION: Nursing home residents often have a high number of comorbidities resulting in polypharmacy. Inappropriate prescribing is therefore likely to occur, which in turn is expected to worsen cognitive impairment, to increase the fall risk and to decrease residents' quality of life. The objective of the 'Discontinuing Inappropriate Medication in Nursing Home Residents' (DIM-NHR) study is to examine the efficacy and cost-effectiveness of the Multidisciplinary Multistep Medication Review (3MR) that is aimed at optimising prescribing and discontinuing inappropriate medication.

METHODS: A cluster randomised controlled trial will be conducted. Elderly care physicians and their wards (clusters) will be randomised. Data will be collected at baseline and 4 months after the 3MR has taken place. Six hundred nursing home residents will be recruited of whom more than half are expected to suffer from dementia. The 3MR will be based on consensus criteria and the relevant literature and will be performed by the patient's elderly care physician in collaboration with a pharmacist.

ANALYSIS: Primary outcomes-the difference in proportion of residents who successfully discontinued inappropriate medication between the intervention and control group at follow-up. Secondary outcomes-undertreatment, exposure to anticholinergic and sedative medicines, neuropsychiatric symptoms, cognitive function, falls, hospital admission, quality of life and cost-effectiveness.

ETHICS AND DISSEMINATION: Participant burden will be kept at a minimum. The elderly care physician will remain free to adjust medication when symptoms relapse or adverse events occur, rendering serious adverse events highly unlikely. Study findings will be published in peer-reviewed journals and a 3MR toolkit will be developed.

TRIAL REGISTRATION NUMBER: This study has been registered at http://www.ClinicalTrials.gov (trial registration number: NCT01876095).

Original languageEnglish
Pages (from-to)e006082
JournalBMJ open [E]
Volume4
Issue number10
DOIs
Publication statusPublished - 2014
Externally publishedYes

Keywords

  • Accidental Falls
  • Aged
  • Aged, 80 and over
  • Cholinergic Antagonists
  • Dementia
  • Disease Progression
  • Drug Utilization Review
  • Hospitalization
  • Humans
  • Hypnotics and Sedatives
  • Inappropriate Prescribing
  • Nursing Homes
  • Polypharmacy
  • Quality Improvement
  • Quality of Life
  • Journal Article
  • Multicenter Study
  • Pragmatic Clinical Trial
  • Randomized Controlled Trial
  • Research Support, Non-U.S. Gov't

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