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Lortie, Melissa; Proulx-Bégin, Léa; Saint-Amour, Dave; Cousineau, Dominique; Théoret, Hugo; Lepage, Jean-François – Journal of Autism and Developmental Disorders, 2017
There is debate whether social impairments in autism spectrum disorder (ASD) are truly domain-specific, or if they reflect generalized deficits in lower-level cognitive processes. To solve this issue, we used auditory-evoked EEG responses to assess novelty detection (MMN component) and involuntary attentional orientation (P3 component) induced by…
Descriptors: Autism, Pervasive Developmental Disorders, Children, Brain Hemisphere Functions
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Murphy, Eric R.; Norr, Megan; Strang, John F.; Kenworthy, Lauren; Gaillard, William D.; Vaidya, Chandan J. – Journal of Autism and Developmental Disorders, 2017
We examined spontaneous attention orienting to visual salience in stimuli without social significance using a modified Dot-Probe task during functional magnetic resonance imaging in high-functioning preadolescent children with Autism Spectrum Disorder (ASD) and age- and IQ-matched control children. While the magnitude of attentional bias (faster…
Descriptors: Pervasive Developmental Disorders, Autism, Symptoms (Individual Disorders), Visual Perception
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Ibrahim, George M.; Morgan, Benjamin R.; Vogan, Vanessa M.; Leung, Rachel C.; Anagnostou, Evdokia; Taylor, Margot J. – Journal of Autism and Developmental Disorders, 2016
Children with autism spectrum disorder (ASD) exhibit social-communicative impairments. Less is known about the neuropsychological profile of ASD, although cognitive and neuropsychological deficits are evident. We modelled neuropsychological function in 20 children with ASD and 20 sex, age and IQ matched typically-developing controls (ages 7-14) as…
Descriptors: Graphs, Neuropsychology, Neurological Impairments, Executive Function