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Temporal resolution of the aging tactile sensory system
1Department of Communication Disorders, Bowling Green State University, OH 43403.
Perceptual and Motor Skills
|February 1, 1989
Summary
Tactile fusion thresholds, which measure the ability to perceive distinct touch sensations, worsen with age. This study found significant differences in tactile perception across age groups, impacting sensory processing.
Area of Science:
- Neuroscience
- Sensory Physiology
- Gerontology
Background:
- Tactile sensory perception is crucial for interacting with the environment.
- Age-related changes in sensory systems are well-documented, but specific data on tactile fusion is limited.
Purpose of the Study:
- To investigate the relationship between age and tactile fusion thresholds.
- To determine if tactile fusion abilities differ across various age groups.
Main Methods:
- Recruited 39 participants aged 12 to 76 years.
- Measured oral and nonoral tactile fusion thresholds.
- Utilized regression analysis and statistical testing to analyze age-related trends.
Main Results:
- A significant trend showed poorer tactile fusion thresholds with increasing age.
- Distinct differences in mean threshold and variability were observed between age-stratified groups.
Conclusions:
- Tactile fusion perception declines with age.
- Age is a significant factor influencing tactile sensory processing and its variability.