Related Experiment Videos
Effects of aging on auditory processing of speech
M Kathleen Pichora-Fuller1, Pamela E Souza
1Department of Psychology, University of Toronto, Mississauga, Ontario, Canada. kpfuller@utm.utoronto.ca
International Journal of Audiology
|August 16, 2003
Summary
Older adults experience speech perception challenges due to high-frequency hearing loss and temporal processing declines, impacting listening in noise. Understanding these age-related auditory changes is crucial for effective research and clinical practice.
Area of Science:
- Auditory Neuroscience
- Psychoacoustics
- Speech Perception
Background:
- Age significantly impacts speech perception abilities.
- Older adults face difficulties in understanding speech, particularly in noisy environments.
- These difficulties extend beyond high-frequency hearing loss.
Purpose of the Study:
- To examine the effects of aging on speech perception.
- To correlate psychoacoustic findings with age-related auditory changes.
- To discuss implications for clinical practice and future research.
Main Methods:
- Review of psychoacoustic findings related to age and hearing.
- Analysis of speech perception in quiet and noisy conditions.
- Consideration of temporal processing abilities in older listeners.
Main Results:
- High-frequency hearing loss contributes to reduced speech perception in quiet.
- Temporal processing declines, not predicted by audiograms, impair listening in complex noise.
- Age and hearing loss are often confounded, requiring careful research interpretation.
Conclusions:
- Age-related auditory changes necessitate a nuanced understanding of speech perception.
- Future research and clinical practices must account for these changes.
- Optimizing the interaction between older individuals and their acoustic environments is essential.