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The influence of phonetic complexity on stuttered speech
Geoffrey A Coalson1, Courtney T Byrd, Barbara L Davis
1Department of Communication Sciences and Disorders, The University of Texas at Austin, 78759, USA. geoff.coalson@mail.utexas.edu
Clinical Linguistics & Phonetics
|June 14, 2012
Summary
Phonetic complexity does not significantly influence stuttering in young children. The Word Complexity Measure (WCM) found no link between speech sound difficulty and stuttering likelihood in preschool-aged children.
Area of Science:
- Speech and Language Pathology
- Developmental Psychology
- Linguistics
Background:
- Stuttering is a complex speech disorder affecting many young children.
- Previous research has explored various factors contributing to stuttering, including linguistic and phonetic elements.
- Understanding the precise triggers for stuttering in early development is crucial for effective intervention.
Purpose of the Study:
- To investigate the relationship between phonetic complexity and stuttering in preschool-aged children.
- To re-evaluate the impact of speech sound difficulty on stuttering frequency using a standardized measure.
- To determine if phonetic complexity is a significant factor in childhood stuttering.
Main Methods:
- Utilized the Word Complexity Measure (WCM) to quantify phonetic complexity.
- Analyzed parent-child conversations from 14 children who stutter (mean age 3 years, 7 months).
- Controlled for lexical and linguistic variables during the analysis of speech samples.
Main Results:
- Phonetic complexity, as measured by the WCM, did not show a significant influence on stuttering.
- No statistically significant correlation was found between the phonetic complexity of words and the occurrence of stuttering.
- Lexical and linguistic factors were accounted for, isolating the effect of phonetic complexity.
Conclusions:
- The findings suggest that phonetic complexity is not a significant predictor of stuttering in young children.
- Results align with prior research indicating a weak or non-existent link between phonetic complexity and childhood stuttering.
- Further research may explore other contributing factors to stuttering in preschool-aged populations.
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