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Inappropriate trusting behaviour in dementia.

Anthipa Chokesuwattanaskul1,2,3, Dexter Penn1, Claudia Albero1

  • 1Dementia Research Centre, Department of Neurodegenerative Disease, UCL Queen Square Institute of Neurology, University College London, London, United Kingdom.

Frontiers in Neurology
|September 23, 2024
PubMed
Summary
This summary is machine-generated.

People with dementia may exhibit inappropriate trusting behaviors. These behaviors are more common in semantic variant primary progressive aphasia (svPPA) and behavioral variant frontotemporal dementia (bvFTD) compared to Alzheimer's disease (AD).

Keywords:
Alzheimer’s diseasedementiafrontotemporal dementiaprimary progressive aphasiatrust

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Area of Science:

  • Neuroscience
  • Gerontology
  • Psychiatry

Background:

  • Inappropriate trusting behavior in dementia can lead to significant social and financial harm.
  • Clinical associations and predictors of trusting behavior in dementia syndromes remain unclear.
  • This study investigates trusting behavior in frontotemporal dementia (FTD) and Alzheimer's disease (AD).

Purpose of the Study:

  • To clarify the clinical associations and predictors of inappropriate trusting behavior in dementia.
  • To compare the prevalence of trusting behavior across different dementia syndromes, including FTD subtypes and AD.

Main Methods:

  • 34 patients with AD and 73 with FTD (bvFTD, svPPA, nfvPPA) were assessed using caregiver surveys.
  • Abnormal socio-emotional behaviors, including inappropriate trusting, were recorded.
  • Patients underwent cognitive assessments and the Revised Self-Monitoring Scale (RSMS).

Main Results:

  • Inappropriate trusting was most frequent in svPPA (55%) and bvFTD (44%), less so in nfvPPA (17%) and AD (24%).
  • Adjusted analyses showed svPPA and bvFTD had significantly higher odds of inappropriate trusting than AD.
  • Predictors included apathy (svPPA), disinhibition/pain responsiveness (bvFTD), and lower MMSE/RSMS scores (AD).

Conclusions:

  • Dementia syndromes differ in the prevalence and predictors of abnormal trusting behavior.
  • Findings highlight the need for tailored clinical counseling and safeguarding strategies based on dementia type.
  • Understanding these variations is crucial for patient care and risk management.