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Cognitive, functional and physical activity impairment in elderly with Alzheimer's disease

COMPROMETIMENTO COGNITIVO, FUNCIONAL E DE NÍVEL DE ATIVIDADE FÍSICA DE IDOSOS COM DOENÇA DE ALZHEIMER: PREJUÍZOS NA DOENÇA DE ALZHEIMER

ABSTRACT

Alzheimer's Disease (AD) is a progressive degenerative disorder that negatively affects quality of life of patients and family members.

Objective:

The aim of this study is to compare the cognition, level of physical activity and functioning of elderly individuals with mild AD and those without dementia.

Methods:

The study comprised 24 elderly with mild AD (mean age = 76.9 ± 5.3 years) and 30 elderly without dementia (mean age = 74.1 ± 5.6 years). The following instruments were applied to evaluate cognitive functions: MMSE; Frontal Assessment Battery; Clock Drawing Test; Corsi Blocks, and Verbal Paired Associates. Event-related potential P300 was used to evaluate cognitive processing. The Modified Baecke Questionnaire For Older Adults was applied to evaluate the level of physical activity together with use of a pedometer for 7 consecutive days. For the evaluation of the functioning, the Direct Assessment of Functional Status-Revised scale and functional tests were used.

Results:

There was a significant difference between the groups in level of physical activity and functioning, except on the test evaluating flexibility.

Conclusion:

Elderly with AD had cognitive, functional and physical activity deficits which can manifest even in the early stages of the disease.

Key words:
dementia; cognition; functioning; exercise; motor activity

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