2019
DOI: 10.3233/jad-190555
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Self-Reported Personality Traits and Informant-Rated Cognition: A 10-Year Prospective Study

Abstract: Personality traits, such as higher Neuroticism and lower Conscientiousness, are associated with risk of Alzheimer's disease and other dementias. A diagnosis of dementia relies, in part, on informant ratings of the individual's cognitive status. Here we examine whether self-reported personality traits are associated with four measures of informant-rated cognition up to a decade later. Participants from the Health and Retirement Study (N=2,536) completed a five-factor model measure of personality in 2006 or 2008… Show more

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Cited by 13 publications
(10 citation statements)
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“…Moreover, studies that include informant data may also help to reduce bias as these reports are independent from the participant's personality. The few existing studies that have done so suggest significant associations of cognitive behavior with neuroticism and conscientiousness (Slavin et al, 2010; Sutin et al, 2019a) as well as openness (Slavin et al, 2010). Further (ambulatory) research that also includes informant ratings and more objective indicators of cognitive behavior will help to disentangle potential reporting bias and actual behavior.…”
Section: Conceptual Modelsmentioning
confidence: 99%
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“…Moreover, studies that include informant data may also help to reduce bias as these reports are independent from the participant's personality. The few existing studies that have done so suggest significant associations of cognitive behavior with neuroticism and conscientiousness (Slavin et al, 2010; Sutin et al, 2019a) as well as openness (Slavin et al, 2010). Further (ambulatory) research that also includes informant ratings and more objective indicators of cognitive behavior will help to disentangle potential reporting bias and actual behavior.…”
Section: Conceptual Modelsmentioning
confidence: 99%
“…These models need to be tested and compared with appropriate study designs that also identify potential mechanisms. For neuroticism, the mental processes model may explain more variance than the others, given that mental noise has been suggested as a characteristic process (Flehmig et al, 2007; Robinson & Tamir, 2005) and previous research indirectly weakens the models of cognitive abilities (Aschwanden et al, 2018) and reporting bias (P. L. Hill et al, 2020; Lange & Süß, 2014; Slavin et al, 2010; Sutin et al, 2019a). For the remaining traits, it is difficult to suggest a specific model without speculating too much beyond the available data.…”
Section: Limitations and Future Directionsmentioning
confidence: 99%
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“…Discrepancies in self-and informant measures of depression may stem from de cits of PWD to rate their own mood due to impaired verbal expression and potential confounding with cognitive symptoms (54). Informant-ratings are therefore frequently used to assess symptoms in PWD and are recommended to corroborate or substitute patients' self-reports (55). Research on prevalence of depression in nursing home residents with dementia usually relies on informant-reports, which are mostly obtained from clinicians or staff members such as trained nursing professionals (40).…”
Section: Discussionmentioning
confidence: 99%