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Published on: December 7, 2018
Alteration of attentional blink in high functioning autism: a pilot study
Marion Amirault1, Kattalin Etchegoyhen, Sandrine Delord
1Lab Imagerie Fonctionnelle et Moléculaire, CNRS UMR 5231, Université de Bordeaux 2, 33000 Bordeaux, France. marion_amirault@hotmail.com
Journal of Autism and Developmental Disorders
|July 29, 2009
Summary
Autistic patients show impaired attentional blink, indicating deficits in rapidly allocating attentional resources. This study highlights altered temporal dynamics of attention in autism spectrum disorder.
Area of Science:
- Cognitive Neuroscience
- Neurodevelopmental Disorders
Background:
- Autism spectrum disorder (ASD) is associated with attentional deficits.
- The temporal dynamics of attention in autistic individuals remain under-investigated.
Purpose of the Study:
- To investigate attentional blink (AB) dynamics in high-functioning autistic patients.
- To explore potential deficits in attentional resource allocation and duration in autism.
Main Methods:
- Comparison of 11 high-functioning autistic patients and 15 control participants.
- Utilized a classical attentional blink (AB) task to assess temporal attention dynamics.
Main Results:
- Autistic patients demonstrated a significant deficit in the rapid allocation of attentional resources.
- Evidence suggests alterations in the temporal processing of information during the attentional blink in ASD.
Conclusions:
- The attentional blink paradigm reveals impaired temporal attentional dynamics in autism.
- Future research should integrate neuroimaging and larger cohorts to elucidate the neurobiological underpinnings of these AB alterations in autism.
