Multidimensional Interoception and Autistic Traits Across life Stages: Evidence From a Novel Eye-tracking Task.

J Autism Dev Disord

Neuropsychology and Applied Cognitive Neuroscience Laboratory, CAS Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, 16 Lincui Road, Beijing, 100101, China.

Published: June 2022

AI Article Synopsis

  • Interoception, the ability to sense internal bodily states, is thought to play a role in social and cognitive functions often affected in individuals with autism spectrum disorders (ASD).
  • In Experiment 1 with 114 neurotypical college students, researchers found a link between autistic traits and alexithymia but did not establish a connection with interoceptive accuracy using a new task called the Eye-tracking Interoceptive Accuracy Task (EIAT).
  • Experiment 2, which involved preschoolers, adolescents, and adults, revealed a strong connection between age and interoceptive accuracy, suggesting that while cardiac interoception varies across age groups, it is not closely related to autistic traits.

Article Abstract

Interoception is believed to underlie socio-cognitive functions which are often impaired in individuals with autism spectrum disorders (ASD). In this study, Experiment 1 examined in a sample of 114 neurotypical college students the associations among autistic traits, alexithymia, and interoceptive accuracy (IA), which was assessed by a novel paradigm "Eye-tracking Interoceptive Accuracy Task (EIAT). In Experiment 2, EIAT and the Autism Spectrum Quotient were administered to 52 preschool children, 50 adolescents, and 50 adults. Experiment 1 supported the association between autistic traits and alexithymia, but failed to support their association with multidimensional interoception. Experiment 2 strongly supported the association between age and IA. We conclude that cardiac IA differs between neurotypical age groups, but shows limited relationship with autistic traits.

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http://dx.doi.org/10.1007/s10803-021-05155-wDOI Listing

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