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Expressive vocabulary and auditory processing in children with deviant speech acquisition.
Victor Gandra Quintas1, Carolina Lisbôa Mezzomo, Márcia Keske-Soares
1Universidade Federal de Santa Maria-Rio Grande do Sul (UFSM-RS), Brazil. victorquintas@ymail.com
Pro-Fono : Revista De Atualizacao Cientifica
|November 25, 2010
Summary
Children with phonological disorders show a link between auditory processing skills and expressive vocabulary. Poorer auditory skills correlate with lower vocabulary accuracy, impacting speech development.
Area of Science:
- Speech-Language Pathology
- Developmental Psychology
- Auditory Neuroscience
Background:
- Children with phonological disorders often exhibit challenges in expressive vocabulary.
- Auditory processing deficits are frequently associated with speech sound disorders.
Purpose of the Study:
- To evaluate expressive vocabulary performance in children with phonological disorder against normative data.
- To investigate the relationship between vocabulary test results and auditory processing abilities.
Main Methods:
- 12 children (5-7 years) with phonological disorder were assessed.
- Vocabulary was measured using the ABFW language test.
- Auditory processing was evaluated using simplified auditory processing evaluation (sorting), Staggered Spondaic Word (SSW), Pitch Pattern Sequence (PPS), and Binaural Fusion Test (BF).
Main Results:
- Children performed within normal limits on the vocabulary test, with no significant statistical differences.
- Auditory processing assessments generally yielded better-than-expected results, except for sorting.
- A negative correlation was observed: lower auditory processing scores correlated with lower vocabulary accuracy, particularly in specific semantic fields.
Conclusions:
- A significant correlation exists between auditory processing and lexicon development in children with phonological disorder.
- Auditory processing deficits can negatively influence vocabulary acquisition and performance in children with deviant speech acquisition.
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