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Modeling Verbal Behavior Deficits with the Stimulus Control Ratio Equation, SCoRE
Published on: May 14, 2019
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Intact verbal fluency abilities in the Broad Autism Phenotype
Amy Camodeca1, Kylie Q Todd1, Alexandra Hosack1
1The Pennsylvania State University, 100 University Drive, Monaca, PA 15061, USA.
Psychiatry Research
|October 14, 2018
Summary
This study found that individuals with the Broad Autism Phenotype (BAP) do not exhibit controlled processing weaknesses, contrary to prior research. Verbal fluency skills in the BAP group were similar to controls, not predicting pragmatic language difficulties.
Area of Science:
- Neuroscience
- Psychology
- Linguistics
Background:
- Prior research suggested controlled processing weaknesses in the Broad Autism Phenotype (BAP) predict pragmatic language issues.
- Replication of these findings is crucial for understanding BAP characteristics.
Purpose of the Study:
- To replicate Camodeca and Voelker's (2016) findings on controlled processing and pragmatic language in the BAP.
- To investigate the relationship between executive functions and pragmatic language in individuals with and without the BAP.
Main Methods:
- One hundred eighty-two undergraduates completed the Delis-Kaplan Executive Function System Verbal Fluency (D-KEFS-VF) test and the Broad Autism Phenotype Questionnaire (BAPQ).
- Participants were categorized into BAP (n=31) and Non-BAP (n=151) groups.
Main Results:
- The BAP group did not show comparative weaknesses in controlled processing compared to the Non-BAP group.
- Controlled processing abilities did not predict pragmatic language scores in either the BAP or Non-BAP groups.
- Letter fluency scores predicted controlled processing abilities (2nd 15″ interval) in both groups, but automatic processing (1st 15″ interval) did not.
Conclusions:
- Verbal fluency skills in the BAP appear similar to controls.
- Controlled processing does not significantly account for variance in real-world social language difficulties within the BAP.
- The findings partially contradict previous research on processing weaknesses in the BAP.
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