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Unwin, Lisa M.; Bruz, Ildiko; Maybery, Murray T.; Reynolds, Victoria; Ciccone, Natalie; Dissanayake, Cheryl; Hickey, Martha; Whitehouse, Andrew J. O. – Journal of Autism and Developmental Disorders, 2017
There is preliminary evidence that infant siblings of children with Autism Spectrum Disorder (ASD) have an atypical pattern of cry, characterized by higher fundamental frequency and increased dysphonation. This prospective study collected multiple cry samples of 12-month old siblings of children with ASD (n = 22, "high-risk" group) and…
Descriptors: Autism, Pervasive Developmental Disorders, Infants, Siblings
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Sigman, Marian; Dissanayake, Cheryl; Corona, Rosalie; Espinosa, Michael – Autism: The International Journal of Research and Practice, 2003
The behavioral and heart rate responses of 22 children (ages 3-4) with autism and 22 with other developmental disabilities were compared while they were watching videotapes of a baby either playing or crying. Both groups of children showed heart rate slowing when watching the video of the crying baby. (Contains references.) (Author/CR)
Descriptors: Autism, Crying, Developmental Disabilities, Early Childhood Education