The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol

Abstract Background Delirium is a significant cause of morbidity and mortality among older people admitted to both acute and long-term care facilities (LTCFs). Multicomponent interventions have been shown to reduce delirium incidence in the acute care setting (30–73%) by acting on modifiable risk fa...

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Autores principales: Machelle Wilchesky, Stephanie A. Ballard, Philippe Voyer, Jane McCusker, Ovidiu Lungu, Nathalie Champoux, T. T. Minh Vu, Martin G. Cole, Johanne Monette, Antonio Ciampi, Eric Belzile, Pierre-Hugues Carmichael, Ted McConnell
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Publicado: BMC 2021
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spelling oai:doaj.org-article:0901d07d4b2a47dca80487adbb0b613b2021-11-21T12:07:20ZThe PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol10.1186/s12877-021-02558-31471-2318https://doaj.org/article/0901d07d4b2a47dca80487adbb0b613b2021-11-01T00:00:00Zhttps://doi.org/10.1186/s12877-021-02558-3https://doaj.org/toc/1471-2318Abstract Background Delirium is a significant cause of morbidity and mortality among older people admitted to both acute and long-term care facilities (LTCFs). Multicomponent interventions have been shown to reduce delirium incidence in the acute care setting (30–73%) by acting on modifiable risk factors. Little work, however, has focused on using this approach to reduce delirium incidence in LTCFs. Methods The objective is to assess the effectiveness of the multicomponent PREPARED Trial intervention in reducing the following primary outcomes: incidence, severity, duration, and frequency of delirium episodes in cognitively impaired residents. This 4-year, parallel-design, cluster randomized study will involve nursing staff and residents in 45–50 LTCFs in Montreal, Canada. Participating public and private LTCFs (clusters) that provide 24-h nursing care will be assigned to either the PREPARED Trial intervention or the control (usual care) arm of the study using a covariate constrained randomization procedure. Approximately 400–600 LTC residents aged 65 and older with dementia and/or cognitive impairment will be enrolled in the study and followed for 18 weeks. Residents must be at risk of delirium, delirium-free at baseline and have resided at the facility for at least 2 weeks. Residents who are unable to communicate verbally, have a history of specific psychiatric conditions, or are receiving end-of-life care will be excluded. The PREPARED Trial intervention consists of four main components: a decision tree, an instruction manual, a training package, and a toolkit. Primary study outcomes will be assessed weekly. Functional autonomy and cognitive levels will be assessed at the beginning and end of follow-up, while information pertaining to modifiable delirium risk factors, medical consultations, and facility transfers will be collected retrospectively for the duration of the follow-up period. Primary outcomes will be reported at the level of intervention assignment. All researchers analyzing the data will be blinded to group allocation. Discussion This large-scale intervention study will contribute significantly to the development of evidence-based clinical guidelines for delirium prevention in this frail elderly population, as it will be the first to evaluate the efficacy of a multicomponent delirium prevention program translated into LTC clinical practice on a large scale. Trial registration NCT03718156 , ClinicalTrials.gov .Machelle WilcheskyStephanie A. BallardPhilippe VoyerJane McCuskerOvidiu LunguNathalie ChampouxT. T. Minh VuMartin G. ColeJohanne MonetteAntonio CiampiEric BelzilePierre-Hugues CarmichaelTed McConnellBMCarticleDeliriumDelirium superimposed on dementiaModifiable risk factorsMulticomponent interventionNursingLong-term careGeriatricsRC952-954.6ENBMC Geriatrics, Vol 21, Iss 1, Pp 1-13 (2021)
institution DOAJ
collection DOAJ
language EN
topic Delirium
Delirium superimposed on dementia
Modifiable risk factors
Multicomponent intervention
Nursing
Long-term care
Geriatrics
RC952-954.6
spellingShingle Delirium
Delirium superimposed on dementia
Modifiable risk factors
Multicomponent intervention
Nursing
Long-term care
Geriatrics
RC952-954.6
Machelle Wilchesky
Stephanie A. Ballard
Philippe Voyer
Jane McCusker
Ovidiu Lungu
Nathalie Champoux
T. T. Minh Vu
Martin G. Cole
Johanne Monette
Antonio Ciampi
Eric Belzile
Pierre-Hugues Carmichael
Ted McConnell
The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
description Abstract Background Delirium is a significant cause of morbidity and mortality among older people admitted to both acute and long-term care facilities (LTCFs). Multicomponent interventions have been shown to reduce delirium incidence in the acute care setting (30–73%) by acting on modifiable risk factors. Little work, however, has focused on using this approach to reduce delirium incidence in LTCFs. Methods The objective is to assess the effectiveness of the multicomponent PREPARED Trial intervention in reducing the following primary outcomes: incidence, severity, duration, and frequency of delirium episodes in cognitively impaired residents. This 4-year, parallel-design, cluster randomized study will involve nursing staff and residents in 45–50 LTCFs in Montreal, Canada. Participating public and private LTCFs (clusters) that provide 24-h nursing care will be assigned to either the PREPARED Trial intervention or the control (usual care) arm of the study using a covariate constrained randomization procedure. Approximately 400–600 LTC residents aged 65 and older with dementia and/or cognitive impairment will be enrolled in the study and followed for 18 weeks. Residents must be at risk of delirium, delirium-free at baseline and have resided at the facility for at least 2 weeks. Residents who are unable to communicate verbally, have a history of specific psychiatric conditions, or are receiving end-of-life care will be excluded. The PREPARED Trial intervention consists of four main components: a decision tree, an instruction manual, a training package, and a toolkit. Primary study outcomes will be assessed weekly. Functional autonomy and cognitive levels will be assessed at the beginning and end of follow-up, while information pertaining to modifiable delirium risk factors, medical consultations, and facility transfers will be collected retrospectively for the duration of the follow-up period. Primary outcomes will be reported at the level of intervention assignment. All researchers analyzing the data will be blinded to group allocation. Discussion This large-scale intervention study will contribute significantly to the development of evidence-based clinical guidelines for delirium prevention in this frail elderly population, as it will be the first to evaluate the efficacy of a multicomponent delirium prevention program translated into LTC clinical practice on a large scale. Trial registration NCT03718156 , ClinicalTrials.gov .
format article
author Machelle Wilchesky
Stephanie A. Ballard
Philippe Voyer
Jane McCusker
Ovidiu Lungu
Nathalie Champoux
T. T. Minh Vu
Martin G. Cole
Johanne Monette
Antonio Ciampi
Eric Belzile
Pierre-Hugues Carmichael
Ted McConnell
author_facet Machelle Wilchesky
Stephanie A. Ballard
Philippe Voyer
Jane McCusker
Ovidiu Lungu
Nathalie Champoux
T. T. Minh Vu
Martin G. Cole
Johanne Monette
Antonio Ciampi
Eric Belzile
Pierre-Hugues Carmichael
Ted McConnell
author_sort Machelle Wilchesky
title The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
title_short The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
title_full The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
title_fullStr The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
title_full_unstemmed The PREvention Program for Alzheimer’s RElated Delirium (PREPARED) cluster randomized trial: a study protocol
title_sort prevention program for alzheimer’s related delirium (prepared) cluster randomized trial: a study protocol
publisher BMC
publishDate 2021
url https://doaj.org/article/0901d07d4b2a47dca80487adbb0b613b
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