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Updated: Jul 11, 2026

Eye Tracking Young Children with Autism
Published on: March 27, 2012
The early development of joint attention in infants with autistic disorder using home video observations and parental
Sally M Clifford1, Cheryl Dissanayake
1Behavioural and Brain Sciences Unit, Institute of Child Health, University College London, London, UK.
Insights
Early signs of Autistic Disorder (AD) include gaze and affect anomalies within the first year. These, along with joint attention impairments, suggest early dyadic behaviors are crucial in AD development.
Area of Science:
- Developmental Psychology
- Neurodevelopmental Disorders
- Pediatric Neurology
Background:
- Autistic Disorder (AD) is a complex neurodevelopmental condition.
- Understanding early developmental trajectories is crucial for timely intervention.
- Joint attention, eye contact, and affect are key social-communication building blocks.
Purpose of the Study:
- To investigate the early development of joint attention, eye contact, and affect in infants later diagnosed with Autistic Disorder (AD).
- To identify the emergence and progression of these behaviors within the first two years of life.
- To explore the relationship between early dyadic behaviors and joint attention impairments in AD.
Main Methods:
- Retrospective parental interviews were conducted with children diagnosed with AD and matched controls.
- Home video analyses were used to assess early social-communicative behaviors.
- Participants were children aged 3-5 years at recruitment, with 36 diagnosed with AD and 27 controls.
Main Results:
- Anomalies in gaze and affect were reported by parents as early as 6 months in children with AD.
- Video data confirmed these anomalies from the first year of life, worsening before the second birthday.
- Joint attention impairments were evident throughout the second year of life in the AD group.
Conclusions:
- Early emerging anomalies in eye contact and affect are characteristic of Autistic Disorder.
- These early dyadic behaviors appear to play a significant role in the development of joint attention deficits in AD.
- Findings highlight the importance of observing early social-developmental markers for potential identification of AD.
Abstract:
The aim in the current study was to investigate the early development of joint attention, eye contact and affect during the first 2 years of life, by using retrospective parental interviews and analyses of home videos of infants who were later diagnosed with Autistic Disorder (AD). The 36 children with AD and the 27 matched control children were all aged between 3 and 5 years at recruitment. Reported anomalies in gaze and affect emerged in the children with AD as early as the first 6 months of life, generally becoming more severe just prior to the second birthday. Video data confirmed these anomalies from as early as the first year. Joint attention impairments were found throughout the second year of life. The results suggest that early dyadic behaviours-eye contact and affect-may play a role in the joint attention impairment in AD.
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