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Complexity of Primary Lifetime Occupation and Cognitive Processing.

Daniel Eriksson Sörman1, Patrik Hansson1, Ilona Pritschke1

  • 1Department of Psychology, Umeå University, Umeå, Sweden.

Frontiers in Psychology
|September 10, 2019
PubMed
Summary
This summary is machine-generated.

Occupational complexity involving data improved updating skills, while complexity with people enhanced task-switching abilities in older adults. Complexity with things showed no significant executive function links.

Keywords:
DOTcognitionexecutive functioninginhibitionoccupational complexityswitchingupdatingwork complexity

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Occupational Health

Background:

  • Executive functions are crucial cognitive processes.
  • Limited research exists on the link between occupational complexity and executive functioning.
  • Understanding this relationship can inform cognitive health strategies.

Purpose of the Study:

  • To examine the association between occupational complexity factors (data, people, things) and executive functions (inhibition, switching, updating).
  • To investigate if these relationships persist after controlling for fluid intelligence.

Main Methods:

  • Cross-sectional analysis of data from 225 participants aged 50-75 years.
  • Structural equation modeling was used to assess relationships.
  • Executive functions assessed included inhibition, task-switching, and updating.

Main Results:

  • Higher occupational complexity with data correlated with lower error rates in updating.
  • Increased complexity working with people was linked to fewer errors in task-switching, even after adjusting for fluid intelligence.
  • No significant association was found between occupational complexity with things and executive task performance.

Conclusions:

  • Specific aspects of occupational complexity, particularly involving data and people, are associated with distinct executive functions in older adults.
  • These findings highlight the potential role of work complexity in maintaining cognitive abilities.
  • Longitudinal studies are recommended to establish causality and long-term effects.