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Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach

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Effects of aging on arithmetic problem-solving: an event-related brain potential study.

Radouane El Yagoubi¹, Patrick Lemaire, Mireille Besson

¹Université de Provence and CNRS, France. Radouane@up.univ-mrs.fr

Journal of Cognitive Neuroscience

|February 11, 2005

Summary

Older adults use a single strategy for arithmetic problems, unlike younger adults who adapt their approach. This age-related difference impacts cognitive flexibility in problem-solving.

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Area of Science:

Cognitive Psychology
Neuroscience
Human Development

Background:

Cognitive aging research explores how problem-solving strategies change with age.
Understanding age-related differences in arithmetic processing is crucial for cognitive science.

Purpose of the Study:

To investigate age-related differences in arithmetic problem-solving strategies.
To examine how younger and older adults process complex two-digit addition problems.
To analyze behavioral and event-related potential (ERP) data for insights into cognitive strategies.

Main Methods:

Participants (younger and older adults) solved 240 two-digit addition problems, categorized as small-split or large-split.
Behavioral data (reaction times, error rates) and event-related potential (ERP) data were collected.
Analysis focused on split effects, reaction times, error percentages, and hemispheric asymmetry.

Main Results:

Both age groups exhibited a 'split effect' influencing reaction times and error rates.
Older adults showed smaller split effects in ERPs compared to younger adults.
Age-related reduction in left-hemisphere advantage (hemispheric asymmetry) was observed in older adults.

Conclusions:

Older adults appear to employ a less flexible, single strategy for arithmetic problems.
Younger adults demonstrate adaptive strategy use, differentiating between small and large-split problems.
Findings highlight age-related differences in cognitive flexibility and strategy selection during arithmetic tasks.