J Korean Neuropsychiatr Assoc.  1997 Jul;36(4):705-711.

Neuropsychological Assessments in the Elderly with Questionable Dementia of the Alzheimer Type

• Park JH
• Lee JH

Abstract

OBJECTIVE
Elucidation of questionable dementia of the Alzheimer type(QDAT) is important far accurate estimation of prevalence and incidence of dementia of the Alzheimer type, understanding of its natural history and evaluation of treatment strategies for dementia of the Alzheimer type. Subject and
METHODS
Performances neuropsychological tests were compared between non-demented controls and 14 elderly people in a community diagnosed as having questionable senile dementia of the Alzheimer type. They lived in a rural community and their sex, age and education were controlled.
RESULTS
The two groups were not significantly different comprehension and digit span of the Wechsler Memory Scale. Performances on arithmetic, similarity and block design were significantly lower in QDAT subjects. Scores on associate learning of the Wechsler Memory Stale and immediate and delayed recalls of logical memory were lower in QDAT subjects with statistical significance. performance on the semantic verbal fluency tended to the lower for the QDAT subjects.
CONCLUSION
These findings suggest that QDAT may be early dementia of the Alzheimer type.

Keyword

Aging; Alzheimer's disease; Cognition; Memory

MeSH Terms

Aged*
Aging
Alzheimer Disease
Cognition
Comprehension
Dementia*
Education
Humans
Incidence
Learning
Logic
Memory
Natural History
Neuropsychological Tests
Prevalence
Rural Population
Semantics