Acoustic Properties of Cries in 12-Month Old Infants at High-Risk of Autism Spectrum Disorder |
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| Authors: | Lisa M. Unwin Ildiko Bruz Murray T. Maybery Victoria Reynolds Natalie Ciccone Cheryl Dissanayake Martha Hickey Andrew J. O. Whitehouse |
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| Affiliation: | 1.Telethon Kids Institute & School of Psychology,University of Western Australia,Perth,Australia;2.School of Psychology,University of Western Australia,Perth,Australia;3.School of Medical and Health Sciences,Edith Cowan University,Perth,Australia;4.School of Paediatrics and Child Health,University of Western Australia,Perth,Australia;5.School of Psychology and Speech Pathology,Curtin University,Perth,Australia;6.Olga Tennison Autism Research Centre,La Trobe University,Melbourne,Australia;7.Department of Obstetrics and Gynaecology, Royal Women’s Hospital,University of Melbourne,Melbourne,Australia |
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| Abstract: | 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 12-month olds with no family history of ASD (n?=?27, ‘low risk’ group). While there was no difference between groups in the fundamental frequency or degree of phonation of the cry samples, the duration of each cry unit was significantly shorter in the high-risk siblings (p?
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