Neural Basis of Self and Other Representation in Autism
Author Information
Author(s): Uddin Lucina Q., Davies Mari S., Scott Ashley A., Zaidel Eran, Bookheimer Susan Y., Iacoboni Marco, Dapretto Mirella
Primary Institution: Stanford University School of Medicine and University of California Los Angeles
Hypothesis
Do children with autism spectrum disorder (ASD) recruit the same brain areas during self- and other-face processing as typically developing (TD) children?
Conclusion
Children with ASD do not activate shared regions for self- and other-face processing, indicating a potential neural basis for their reduced social engagement.
Supporting Evidence
- Both groups of children activated a right premotor/prefrontal system when identifying images containing a greater percentage of the self face.
- Children with ASD only recruited this system while viewing images containing mostly their own face.
- TD children showed activation of this system during both self- and other-processing.
Takeaway
This study looked at how kids with autism recognize themselves and others. It found that they focus more on themselves and don't use the same brain areas as other kids when looking at other people's faces.
Methodology
The study used event-related fMRI to measure brain activity while children viewed images of their own faces and faces of others.
Potential Biases
Potential bias in participant selection and the reliance on self-reports for handedness.
Limitations
The study had a small sample size and only included male participants.
Participant Demographics
12 children with high-functioning ASD and 12 age- and IQ-matched typically developing children, all male.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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