Multisensory Integration and Attention in Autism Spectrum Disorder: Evidence from Event-Related Potentials
2011

Multisensory Integration and Attention in Autism Spectrum Disorder

Sample size: 47 publication Evidence: moderate

Author Information

Author(s): Magnée Maurice J. C. M., de Gelder Beatrice, van Engeland Herman, Kemner Chantal

Primary Institution: University Medical Center Utrecht

Hypothesis

Atypical multisensory integration in individuals with ASD is secondary to attentional manipulation.

Conclusion

Individuals with ASD can process multisensory emotional stimuli, but their integration is differently modulated by attention mechanisms.

Supporting Evidence

  • Individuals with ASD made significantly more errors with audiovisual stimuli than controls.
  • Lower-order multisensory integration was intact in individuals with ASD.
  • Attention manipulation affected the integration of visual and auditory emotional information.

Takeaway

This study shows that people with autism can understand emotions from both faces and voices, but they need to pay attention in a special way to do it well.

Methodology

Event-related potentials (ERPs) were measured in 23 high-functioning adult ASD individuals and 24 age- and IQ-matched controls while manipulating attention.

Potential Biases

Potential bias due to the selective attention conditions directed only to the visual modality.

Limitations

The study focused only on young adult males, which may limit the generalizability of the findings.

Participant Demographics

23 high-functioning adult males with ASD and 24 typically developing adult male controls.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024196

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