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The association between caregiver distress and individual neuropsychiatric symptoms of dementia

A associação entre o desgaste do cuidador e os sintomas neuropsiquiátricos individuais da demência

ABSTRACT

Neuropsychiatric symptoms (NPS) of dementia constitute one of the most related factors to caregiver burden and patients' early institutionalization. Few studies in Brazil have examined which symptoms are associated with higher levels of caregiver distress.

Objective:

To evaluate the caregiver distress related to individual NPS in familial caregivers of patients with dementia. We also examined which caregiver and patient factors predict caregiver distress associated with NPS.

Methods:

One hundred and fifty-nine familial caregiver and dementia outpatient dyads were included. The majority of the patients had a diagnosis of Alzheimer's disease (66.7%). Caregivers were assessed with a sociodemographic questionnaire, Beck Anxiety and Depression Inventories, and the Neuropsychiatric Inventory - Distress Scale. Patients were submitted to the Mini-Mental State Examination, Functional Activities Questionnaire, and the Neuropsychiatric Inventory. Spearman's rank correlation was used to assess the relationships between the continuous variables. Multiple linear regression analyses with backward stepping were performed to assess the ability of caregiver and patient characteristics to predict levels of caregiver distress associated with NPS.

Results:

Apathy (M=1.9; SD=1.8), agitation (M=1.3; SD=1.8), and aberrant motor behavior (AMB) (M=1.2; SD=1.7) were the most distressful NPS. The frequency/severity of NPS was the strongest factor associated with caregiver distress (rho=0.72; p<0.05).

Conclusion:

The early recognition and management of apathy, agitation and AMB in dementia patients by family members and health professionals may lead to better care and quality of life for both patients and caregivers.

Key words:
neuropsychiatric symptoms; caregiver distress; Alzheimer's disease; dementia.

RESUMO

Os sintomas neuropsiquiátricos (SNP) da demência constituem um dos fatores mais relacionados à sobrecarga do cuidador e à institucionalização precoce do paciente. Poucos estudos brasileiros examinaram quais sintomas estão associados ao desgaste do cuidador.

Objetivo:

Avaliar o desgaste referente aos SNP individuais cuidadores familiares dos pacientes com demência. Nós também analisamos quais fatores dos pacientes e dos cuidadores constituem fortes preditores ao desgaste do cuidador.

Métodos:

Cento e cinquenta cuidadores familiares e pacientes foram incluídos. A maioria dos pacientes possuía um diagnóstico de doença de Alzheimer (66,7%). Os cuidadores foram avaliados através de um questionário sociodemográfico, os Inventários de Ansiedade e Depressão de Beck e o Inventário Neuropsiquiátrico - Desgaste. Os pacientes foram submetidos ao Mini-Exame do Estado Mental, Escala de Atividades Funcionais e ao Inventário Neuropsiquiátrico. A correlação de Spearman foi utilizada para avaliar as relações entre as variáveis contínuas. Análises regressivas lineares múltiplas foram realizadas para analisar, dentre as variáveis dos pacientes e dos cuidadores, os fatores preditores do desgaste do cuidador.

Resultados:

Apatia (M=1,9; DP=1,8), agitação (M=1,3; DP=1,8) e comportamento aberrante motor (CMA) (M=1,2; DP=1,7) foram os SNP mais desgastantes. A frequência/gravidade dos SNP foi o fator mais fortemente associado ao desgaste do cuidador (rho=0.72; p<0,05).

Conclusão:

O reconhecimento precoce e manejo da apatia, agitação e CMA nos pacientes com demência pelos familiares e profissionais de saúde possivelmente levará a uma melhor qualidade vida e cuidado para pacientes e cuidadores.

Palavras-chave:
sintomas neuropsiquiátricos; desgaste do cuidador; doença de Alzheimer; demência.

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Publication Dates

  • Publication in this collection
    Jul-Sep 2013

History

  • Received
    19 June 2013
  • Accepted
    20 Aug 2013
Academia Brasileira de Neurologia, Departamento de Neurologia Cognitiva e Envelhecimento R. Vergueiro, 1353 sl.1404 - Ed. Top Towers Offices, Torre Norte, São Paulo, SP, Brazil, CEP 04101-000, Tel.: +55 11 5084-9463 | +55 11 5083-3876 - São Paulo - SP - Brazil
E-mail: revistadementia@abneuro.org.br | demneuropsy@uol.com.br