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Positive and negative affect in very old age.

Derek M Isaacowitz1, Jacqui Smith

  • 1Department of Psychology, University of Pennsylvania, Philadelphia, USA.

The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences
|May 6, 2003
PubMed
Summary

Age does not directly impact affect in very old adults. Personality and intelligence are key predictors of positive and negative affect in later life.

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Area of Science:

  • Gerontology
  • Psychology
  • Affective Science

Background:

  • Understanding the relationship between aging and emotional well-being is crucial for later life.
  • Previous research has yielded mixed results on the direct impact of age on affect.

Purpose of the Study:

  • To investigate the unique effects of chronological age on positive and negative affect in very old adults.
  • To identify key predictors of affect in later life, controlling for demographic, personality, and health factors.
  • To examine potential differences in affect predictors between younger-old and oldest-old individuals, and between men and women.

Main Methods:

  • Analysis of data from the Berlin Aging Study (BASE) including men and women aged 70 to 100+ years.
  • Statistical modeling to assess the unique contribution of age to affect after controlling for covariates.
  • Subgroup analyses comparing predictor patterns across age groups and gender.

Main Results:

  • No unique effects of age on positive or negative affect were found after controlling for other variables.
  • Personality traits and general intelligence were identified as the strongest predictors of affect.
  • Subgroup analyses revealed minimal differences in predictor patterns between younger-old and oldest-old, and between men and women.

Conclusions:

  • Chronological age itself does not appear to be a direct determinant of affect in very old age.
  • Personality and cognitive functioning are more influential factors in shaping emotional experiences in later life.
  • While significant variance in affect was explained, a portion remains unexplained, suggesting other factors may be involved.

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