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Measures of cognitive functioning in the AHEAD study
Author(s)A Regula Herzog, Robert B Wallace
Journal titleThe Journals of Gerontology Series B: Psychological sciences and social sciences, vol 52B, special issue, May 1997
Pagespp 37-48
KeywordsCognitive processes ; Methodology ; Measurement ; United States of America.
AnnotationDecline in cognitive functioning and onset of cognitive impairment are potentially important predictors of older people needing informal assistance and formal health care. This article describes the measures of cognitive functioning which were developed for the Asset and Health Dynamics Among the Oldest Old (AHEAD) study of some 6,500 Americans aged 70 and over. The study was designed to investigate the impact of health on disbursement of family and economic resources. Evaluation of the cognitive measures in terms of psychometric properties and missing data, telephone administration, and formation of aggregate index is encouraging. Their construct validity is evidenced by their correlations with sociodemographic characteristics and health indicators that replicate existing findings, as well as by their prediction of IADL and ADL functioning that are consistent with theory. (RH).
Accession NumberCPA-971125261 A
ClassmarkDA: 3D: 3R: 7T

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