NotesFAQContact Us
Collection
Advanced
Search Tips
Source
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Rizzolo, Peter J.; And Others – 1989
Prevalence rates of cognitive impairment in persons 75 to 85 years of age have been documented in the range of 10-15%, and exceeding 20% after age 85. A recent study has demonstrated even higher prevalence rates: 18.7% between the ages of 75-84 and 47% in persons over 85 years of age. Screening for dementia in persons 75 years of age and older…
Descriptors: Cognitive Ability, Cognitive Measurement, Comparative Analysis, Concurrent Validity