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Optimizing The Use Of Normative Data In Dementia Diagnostic Evaluations, Laurie Holler

Walden Dissertations and Doctoral Studies

Cognitive tests are typically scored and interpreted using an appropriate normative reference group, often similar age individuals with similar levels of education. Psychometric testing theory presupposes that demographic correction is always beneficial, supporting the ubiquitous use of age and education correction in clinical practice. In the context of dementia, however, there is some evidence suggesting that demographic correction (specifically age correction) may reduce the sensitivity of cognitive tests to age-related cognitive decline. It was hypothesized that age correction would reduce the utility of cognitive tests for detecting cognitive change in individuals with mild cognitive impairment and mild dementia due to …