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The ABCD stop signal data: Response to Bissett et al
H Garavan1, B Chaarani1, S Hahn1
1Department of Psychiatry, University of Vermont, Burlington, VT, USA.
Developmental Cognitive Neuroscience
|August 20, 2022
Summary
This study addresses critiques of the Adolescent Brain Cognitive Development (ABCD) Study's fMRI Stop task. Analysis shows concerns have minimal impact on neuroimaging and performance data validity.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Developmental Neuroscience
Background:
- The Adolescent Brain Cognitive Development (ABCD) Study utilizes an fMRI Stop task to investigate adolescent brain development.
- A recent critique questioned task design features, particularly concerning race model assumptions.
Purpose of the Study:
- To respond to a critique of the fMRI Stop task used in the ABCD Study.
- To evaluate the impact of design concerns on task data validity.
Main Methods:
- Analysis of fMRI Stop task data from the ABCD Study.
- Assessment of the robustness of the race model against assumption violations.
- Review of previously identified and corrected data errors.
Main Results:
- The race model demonstrates robustness even with assumption violations.
- Critique-raised concerns have minimal impact on neuroimaging data validity.
- Concerns have a less significant impact on performance data than suggested, with modest effects on individual differences.
Conclusions:
- The fMRI Stop task's data, particularly neuroimaging, remains valid despite conceptual critiques.
- The identified issues have a limited effect on the overall findings and individual differences in performance.
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