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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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Sivberg, Bengt; Jakobsson, Ulf; Lundqvist, Pia – Early Child Development and Care, 2019
Very early precursors of disrupted social behaviours are significant to understanding the possibility of mitigating or changing behaviours through interventions. Spontaneous play situations between infant and parent in two groups of infants aged 8.5-9 months were observed. First, a large number of videos were analysed to develop an observational…
Descriptors: Infants, Infant Behavior, Parent Child Relationship, Nonverbal Ability
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Sacrey, Lori-Ann R.; Bryson, Susan; Zwaigenbaum, Lonnie; Brian, Jessica; Smith, Isabel M.; Roberts, Wendy; Szatmari, Peter; Vaillancourt, Tracy; Roncadin, Caroline; Garon, Nancy – Autism: The International Journal of Research and Practice, 2018
This study examined whether a novel parent-report questionnaire, the Autism Parent Screen for Infants, could differentiate infants subsequently diagnosed with autism spectrum disorder from a high-risk cohort (siblings of children diagnosed with autism spectrum disorder (n = 66)) from high-risk and low-risk comparison infants (no family history of…
Descriptors: Autism, Infants, Pervasive Developmental Disorders, Parents
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Bolton, Patrick F.; Golding, Jean; Emond, Alan; Steer, Colin D. – Journal of the American Academy of Child & Adolescent Psychiatry, 2012
Objective: To chart the emergence of precursors and early signs of autism spectrum disorder (ASD) and autistic traits in the Avon Longitudinal Study of Parents and Children, a prospective longitudinal cohort study of the surviving offspring of 14,541 pregnant women from southwestern England with an expected delivery date between April 1991 and…
Descriptors: Autism, Screening Tests, Pregnancy, Infants
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Charman, Tony – Developmental Psychology, 1997
Compared performance of infants with autism, developmental delays, or normal development on a prospective screening instrument for autism. Found that 20-month-olds with autism lacked social gaze in empathy and joint attention tasks. Infants with autism or developmental delays demonstrated functional play. Few produced spontaneous pretend play.…
Descriptors: Attention, Autism, Comparative Analysis, Developmental Delays
Losche, Gisela – 1987
Home movies of eight normal children and eight children later diagnosed as autistic were analyzed based on: (1) Piagetian criteria of sensorimotor development and semiotic functioning, and (2) developmental levels of action competencies. The age range covered was 4 to 42 months of age. The analysis showed that, from the second year of life, timing…
Descriptors: Autism, Child Development, Comparative Analysis, Developmental Continuity