Between the Subjective and the Objective: How Informative Is Subjective Evaluation of Memory Among the Old-Old?

Dov Shmotkin, Nitza Eyal, Haim Hazan, Tamar Shkolnik, Aviva Shorek, Jiska Cohen-Mansfield

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

This study addresses the relationship between subjective evaluation of memory and objective cognitive dysfunction in old-old age. In a sample of 164 participants (mean age 91.9, range 87-106) drawn from a nationwide Israeli survey, 42% evaluated their memory positively and 30% negatively. Participants were no more concerned about being forgetful than younger adults. Subjective memory and concern about forgetfulness were not significantly correlated with cognitive dysfunction. Sociodemographic, physical, and well-being characteristics explained three times more variance of cognitive dysfunction than of subjective memory. The study suggests that subjective memory among old-old people who can undergo a survey interview may not reflect actual cognitive dysfunction. Apparently, the role of subjective evaluation resides in other areas of adaptation to very old age.

Original languageEnglish
Pages (from-to)294-315
Number of pages22
JournalClinical Gerontologist
Volume36
Issue number4
DOIs
StatePublished - Jul 2013
Externally publishedYes

Bibliographical note

Funding Information:
The first two waves of the Cross-Sectional and Longitudinal Aging Study (CALAS) were funded by grants from the U.S. National Institute on Aging (R01-5885-03 and R01-5885-06) and conducted by the Department of Clinical Epidemiology at the Chaim Sheba Medical Center. The third wave of data collection and continued work were conducted by the Herczeg Institute on Aging at Tel Aviv University, supported by the Israel Academy of Science (grant 1041-541), the Israel National Institute for Health Policy (grant R/17/2001), and a donation from Ellern Foundation. We are grateful for the assistance provided by Yoni Pinkas, Yaron Sela, Sharon Avidor, and Aviad Orbach.

Funding

The first two waves of the Cross-Sectional and Longitudinal Aging Study (CALAS) were funded by grants from the U.S. National Institute on Aging (R01-5885-03 and R01-5885-06) and conducted by the Department of Clinical Epidemiology at the Chaim Sheba Medical Center. The third wave of data collection and continued work were conducted by the Herczeg Institute on Aging at Tel Aviv University, supported by the Israel Academy of Science (grant 1041-541), the Israel National Institute for Health Policy (grant R/17/2001), and a donation from Ellern Foundation. We are grateful for the assistance provided by Yoni Pinkas, Yaron Sela, Sharon Avidor, and Aviad Orbach.

FundersFunder number
Department of Clinical Epidemiology at the Chaim Sheba Medical Center
Ellern Foundation
Herczeg Institute on Aging
Israel Academy of Science1041-541
National Institute on AgingR01-5885-06, R01-5885-03
Israel National Institute for Health Policy ResearchR/17/2001
Tel Aviv University

    Keywords

    • aging
    • cognitive dysfunction
    • cognitive functioning
    • memory complaints
    • old-old
    • subjective memory

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