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Association between speech-language, general cognitive functioning and behaviour problems in individuals with
N F Rossi1, C M Giacheti1,2
1Speech Language & Hearing Sciences Master Program, São Paulo State University (UNESP), Marilia, São Paulo, Brazil.
Journal of Intellectual Disability Research : JIDR
|June 15, 2017
Summary
In Williams syndrome (WS), better vocabulary correlates with fewer behavior problems, while specific speech patterns like monotone intonation link to shyness. These findings aid future research into WS.
Area of Science:
- Neuroscience
- Developmental Psychology
- Genetics
Background:
- Williams syndrome (WS) presents a unique phenotype.
- Understanding the interplay between cognitive, linguistic, and behavioral aspects is crucial.
Purpose of the Study:
- Investigate associations between speech-language abilities, general cognitive functioning, and behavioral problems in individuals with WS.
- Examine age effects and specific speech-language characteristics within WS sub-groups.
Main Methods:
- 26 individuals with WS and their parents participated.
- Cognitive function assessed using Wechsler Intelligence Scale.
- Speech-language measures included Peabody Picture Vocabulary Test, Token Test, Cookie Theft Picture test, and conversation analysis (clichés, echolalia, perseverative speech, exaggerated prosody, monotone intonation).
- Behavioral problems assessed using Child Behaviour Checklist (CBCL 6-18).
Main Results:
- Higher vocabulary negatively correlated with social, aggressive, and total behavior problems.
- Slower speech rate associated with withdrawn/depressed scores.
- Monotone intonation linked to shy behavior; exaggerated prosody to talkative behavior.
- Perseverative speech and exaggerated prosody associated with higher thought problems.
- Echolalia linked to lower Verbal IQ; no significant IQ-behavior problem association found.
- Age effects only observed for aggressive behavior.
Conclusions:
- Findings offer insights for future predictive studies on speech-language, cognition, and behavior in WS.
- Highlights the complex relationship between linguistic skills and behavioral outcomes in Williams syndrome.
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