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Quantitative Assessment of Cortical Auditory-tactile Processing in Children with Disabilities
Published on: January 29, 2014
Investigation of central auditory processing performance in individuals with and without stuttering
Tuğçe Koca1, Erol Belgin2, Gül Ölçek3
1Uskudar University, Institute of Health Sciences, Department of Language and Speech Therapy, Turkey; Istanbul Medipol University, Institute of Health Sciences, Department of Audiology, Turkey; Ankara Medipol University, Faculty of Health Sciences, Department of Audiology, Turkey.
Individuals who stutter exhibit poorer central auditory processing, particularly in temporal aspects like gap detection. This suggests a link between auditory processing and stuttering, potentially improving assessment and therapy outcomes.
Area of Science:
- Neuroscience
- Speech and Hearing Sciences
- Developmental Psychology
Background:
- Stuttering is a complex speech disorder with an unclear origin.
- Differences in auditory processing, including temporal aspects, are hypothesized to contribute to stuttering.
- Central auditory processing (CAP) abilities are crucial for speech perception and production.
Purpose of the Study:
- To investigate temporal central auditory processing in individuals who stutter.
- To compare CAP performance between stuttering and non-stuttering individuals.
- To identify potential auditory processing differences associated with stuttering.
Main Methods:
- A cohort of 60 participants (ages 8-17) was divided into stuttering (n=30) and non-stuttering (n=30) groups.
- Participants completed the Frequency Pattern Test (FPT), Duration Pattern Test (DPT), and Gaps-In-Noise (GIN) test.
- Performance was assessed based on gap detection thresholds and correct identification percentages.
Main Results:
- Individuals who stutter demonstrated significantly lower performance on the FPT, DPT, and GIN tests.
- Specifically, stuttering participants showed poorer gap detection thresholds and overall correct identification.
- These deficits were observed in temporal auditory processing measures.
Conclusions:
- The study findings suggest a significant relationship between stuttering and impaired central auditory processing.
- Temporal auditory processing deficits may play a role in the etiology or maintenance of stuttering.
- Integrating CAP assessments into stuttering evaluation and treatment could lead to more effective interventions.
