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Wireless Lighting System: A New Tool for Assessing Cognitive Functions in the Elderly.

Néva Béraud-Peigné^1,2,3, Alexandra Perrot^1,2, Pauline Maillot³

¹Complexité, Innovation, Activités Motrices et Sportives, University of Paris Saclay, 91440 Bures-sur-Yvette, France.

Behavioral Sciences (Basel, Switzerland)

|November 24, 2023

Summary

A novel Wireless Lighting System (WLS) effectively assesses cognitive functions in older adults, showing significant differences compared to younger individuals and correlating with traditional tests.

Keywords:

dual task executive functions motor capacity older adults test validity

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Area of Science:

Gerontology
Cognitive Neuroscience
Human-Computer Interaction

Background:

Traditional cognitive tests for aging research are often isolated and lack ecological validity.
A Wireless Lighting System (WLS) offers a potential method for assessing cognition in more naturalistic, physically active settings.

Purpose of the Study:

To evaluate the efficacy of a WLS for assessing cognitive functions in older adults.
To compare WLS cognitive assessments with traditional methods and examine age-related differences.

Main Methods:

A pilot study involved 15 young and 18 older adults performing cognitive tasks using a WLS (Witty SEM system).
WLS tests assessed inhibition, flexibility, visuospatial short-term memory, and working memory.
Performance was compared to traditional tests (Spatial Span, Stroop, Trail Making).

Main Results:

Significant differences were observed between young and older adults on most WLS and traditional cognitive tests.
For older adults, WLS and traditional tests showed significant correlations for inhibition and flexibility, but not visuospatial short-term memory.
No significant correlations were found between WLS and traditional tests for the young adult group.

Conclusions:

The WLS is a valid and sensitive tool for assessing cognitive functions like inhibition, flexibility, and memory in older adults.
WLS testing demonstrates sensitivity to age-related cognitive changes.
WLS provides a more ecologically valid approach to cognitive assessment in aging research.