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Age as a moderator of the relationship between planning and temporal information processing
Katarzyna Jablonska1, Magdalena Stanczyk2, Magdalena Piotrowska2
1Faculty of Psychology, SWPS University of Social Sciences and Humanities, Warsaw, Poland.
Scientific Reports
|January 29, 2022
Summary
Temporal information processing (TIP) aids planning in young adults, especially with complex goals. This link between TIP and planning is less evident in older adults, suggesting age-related cognitive differences.
Area of Science:
- Cognitive Neuroscience
- Psychology
Background:
- Planning is a key executive function involving goal achievement through subgoals.
- Temporal information processing (TIP) is crucial for planning, with deficits observed in aging.
- Mechanisms linking age-related planning and TIP decline remain unclear.
Purpose of the Study:
- To investigate age-related differences in planning and TIP mechanisms.
- To examine how problem properties (search depth, goal ambiguity) influence planning and TIP.
- To elucidate the role of TIP in cognitive flexibility and working memory maintenance across age groups.
Main Methods:
- Utilized the Tower of London task with young and elderly participants.
- Assessed planning accuracy, preplanning duration, and TIP.
- Analyzed the impact of search depth (working memory maintenance) and goal ambiguity (cognitive flexibility).
Main Results:
- TIP directly and indirectly predicted planning accuracy in young adults, particularly with high goal ambiguity.
- Efficient TIP and longer preplanning correlated with better planning in younger individuals.
- Age-related differences emerged: TIP influenced cognitive flexibility in young adults but not static maintenance; this link was absent in the elderly.
Conclusions:
- TIP's contribution to planning differs across age groups, especially concerning cognitive flexibility.
- In young adults, TIP supports dynamic cognitive flexibility, not static working memory maintenance.
- Age-related planning deficits in the elderly may stem more from working memory maintenance issues than cognitive flexibility.
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