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Openness predicts cognitive functioning in bipolar disorder.

Deborah Stringer1, David Marshall1, Bethany Pester1

  • 1University of Michigan, Neuropsychology Section, Department of Psychiatry, 2101 Commonwealth Blvd., Suite C, Ann Arbor, MI 48105, United States.

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|July 19, 2014
PubMed
Summary
This summary is machine-generated.

Openness to experience is linked to cognitive performance in both bipolar disorder and healthy individuals. Low openness may indicate a need for further cognitive testing in bipolar disorder patients.

Keywords:
Bipolar disorderCognitive functioningNeuropsychologyOpenness to experiencePersonality

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Area of Science:

  • Psychiatry and Psychology
  • Neuroscience
  • Behavioral Science

Background:

  • Openness to experience is a key personality trait linked to cognitive abilities.
  • The relationship between personality and cognition in bipolar disorder (BD) is not well understood.
  • Cognitive assessment is crucial for evaluating psychopathology and functional capacity in BD.

Purpose of the Study:

  • To investigate the association between personality factors and cognitive performance in individuals with bipolar disorder (BD) and healthy controls (HC).
  • To determine if personality traits can serve as a proxy for identifying individuals needing cognitive assessment.
  • To test the hypothesis that Openness correlates with cognition in both groups, while Neuroticism and Extraversion correlate only in the BD group.

Main Methods:

  • Utilized data from a longitudinal study of BD.
  • Examined associations between personality factors (Openness, Neuroticism, Extraversion) and cognitive measures (attention, executive functioning, memory, fine motor skills).
  • Employed regression analyses to identify variables influencing the personality-cognition relationship.

Main Results:

  • Openness to experience significantly explained approximately 5% of cognitive variance in both BD and HC groups.
  • This association remained significant after accounting for demographic variables, including BD versus HC status.
  • Neuroticism and Extraversion did not show consistent correlations with cognitive performance in either group.

Conclusions:

  • Openness to experience is a relevant personality factor associated with cognitive performance in individuals with bipolar disorder and healthy controls.
  • Individuals with bipolar disorder scoring low on Openness may benefit from comprehensive cognitive assessments.
  • Limitations include demographic differences between groups and reliance on a single personality measure.