The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial

Background. Neuropsychiatric symptoms are common in people with dementia, and pain is thought to be an important underlying factor. Pain has previously been associated with agitation, and pain treatment has been shown to ameliorate agitated behaviour. So far, the association between pain and psychos...

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Main Authors: Torstein F. Habiger, Elisabeth Flo, Wilco P. Achterberg, Bettina S. Husebo
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.1155/2016/7036415
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author Torstein F. Habiger
Elisabeth Flo
Wilco P. Achterberg
Bettina S. Husebo
author_facet Torstein F. Habiger
Elisabeth Flo
Wilco P. Achterberg
Bettina S. Husebo
author_sort Torstein F. Habiger
collection DOAJ
description Background. Neuropsychiatric symptoms are common in people with dementia, and pain is thought to be an important underlying factor. Pain has previously been associated with agitation, and pain treatment has been shown to ameliorate agitated behaviour. So far, the association between pain and psychosis and the effect of pain treatment on psychotic symptoms is unclear. Furthermore, the impact of opioid treatment on psychosis is not established. Aim. To investigate the efficacy of a stepwise protocol for treating pain (SPTP) on psychosis and agitation measured with the Neuropsychiatric Inventory, Nursing Home version, and to explore the impact of opioid analgesics on psychosis. Method. Secondary analyses are from a cluster-randomised controlled trial including 352 patients with advanced dementia and agitation from 18 nursing homes in Western Norway. The intervention group received pain treatment according to SPTP. Results. Pain was associated with disinhibition (adjusted OR: 1.21, 95% CI: 1.10–1.34) and irritability (adjusted OR: 1.10, 95% CI: 1.01–1.21) at baseline. Pain treatment reduced agitation (p < 0.001, df = 1; 300) and aberrant motor behaviour (p = 0.017, df = 1; 300). Psychosis was reduced in people with at least one symptom at baseline (p = 0.034, df = 1; 135). The use of opioid analgesics did not increase psychotic symptoms. Study Registration. This trial is registered with ClinicalTrials.gov (NCT01021696), Norwegian Medicines Agency, EudraCT (EudraCTnr: 2008-007490-20).
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spelling doaj-art-8d8ae02254574108b2ffba92cf201c072025-02-03T05:45:50ZengWileyBehavioural Neurology0953-41801875-85842016-01-01201610.1155/2016/70364157036415The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical TrialTorstein F. Habiger0Elisabeth Flo1Wilco P. Achterberg2Bettina S. Husebo3Department of Global Public Health and Primary Care, Centre for Elderly and Nursing Home Medicine, University of Bergen, 5018 Bergen, NorwayDepartment of Global Public Health and Primary Care, Centre for Elderly and Nursing Home Medicine, University of Bergen, 5018 Bergen, NorwayDepartment of Public Health and Primary Care, Leiden University Medical Center, 2300 RC Leiden, NetherlandsDepartment of Global Public Health and Primary Care, Centre for Elderly and Nursing Home Medicine, University of Bergen, 5018 Bergen, NorwayBackground. Neuropsychiatric symptoms are common in people with dementia, and pain is thought to be an important underlying factor. Pain has previously been associated with agitation, and pain treatment has been shown to ameliorate agitated behaviour. So far, the association between pain and psychosis and the effect of pain treatment on psychotic symptoms is unclear. Furthermore, the impact of opioid treatment on psychosis is not established. Aim. To investigate the efficacy of a stepwise protocol for treating pain (SPTP) on psychosis and agitation measured with the Neuropsychiatric Inventory, Nursing Home version, and to explore the impact of opioid analgesics on psychosis. Method. Secondary analyses are from a cluster-randomised controlled trial including 352 patients with advanced dementia and agitation from 18 nursing homes in Western Norway. The intervention group received pain treatment according to SPTP. Results. Pain was associated with disinhibition (adjusted OR: 1.21, 95% CI: 1.10–1.34) and irritability (adjusted OR: 1.10, 95% CI: 1.01–1.21) at baseline. Pain treatment reduced agitation (p < 0.001, df = 1; 300) and aberrant motor behaviour (p = 0.017, df = 1; 300). Psychosis was reduced in people with at least one symptom at baseline (p = 0.034, df = 1; 135). The use of opioid analgesics did not increase psychotic symptoms. Study Registration. This trial is registered with ClinicalTrials.gov (NCT01021696), Norwegian Medicines Agency, EudraCT (EudraCTnr: 2008-007490-20).http://dx.doi.org/10.1155/2016/7036415
spellingShingle Torstein F. Habiger
Elisabeth Flo
Wilco P. Achterberg
Bettina S. Husebo
The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
Behavioural Neurology
title The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
title_full The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
title_fullStr The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
title_full_unstemmed The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
title_short The Interactive Relationship between Pain, Psychosis, and Agitation in People with Dementia: Results from a Cluster-Randomised Clinical Trial
title_sort interactive relationship between pain psychosis and agitation in people with dementia results from a cluster randomised clinical trial
url http://dx.doi.org/10.1155/2016/7036415
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