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Vikesdal, Gro Horgen; Mon-Williams, Mark; Langaas, Trine – Scandinavian Journal of Educational Research, 2020
Optometric disorders are likely to increase the difficulties experienced by an individual who is struggling to read. There are some reports of a higher incidence of visual abnormalities in children with dyslexia, but there has been little investigation into adults. We therefore investigated the optometric status of a population comprising children…
Descriptors: Children, Adults, Dyslexia, Visual Perception
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Kaplan, Melvin; Edelson, Stephen M.; Rimland, Bernard – Focus on Autism and Other Developmental Disabilities, 1999
Two studies of strabismus ("crossed eyes") in children with autism are reported. A clinical optometric evaluation of 34 individuals with autism, ages 7 to 19 years, found a strabismus rate of 50% and a parent survey of 7,640 families of children with autism found an incidence of 18% (compared to 2-4% in the general population). (Author/DB)
Descriptors: Adolescents, Autism, Children, Incidence
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Spafford, Carol S.; And Others – Journal of Learning Disabilities, 1995
This study examined relationships among lens color, visual grating, visual detection task performance, and peripheral retinal brightness thresholds among four adults and four children with reading disabilities and age-matched controls. Subjects with reading disabilities displayed significantly lower contrast sensitivity when tested with sine-wave…
Descriptors: Adults, Children, Etiology, Optometry
Carroll, Emily – International Education Journal, 2004
This paper investigates whether there is a correlation between a poor Visual Attention Span (VAS) and the child's optometric status. Convergence excess impacts most upon a male achieving a VAS-3 more than 75 per cent of the time. Fifty per cent of females with eye-teaming problems are unlikely to achieve a VAS-3 more than 25 per cent of the time.…
Descriptors: Attention Span, Attention, Identification, Visual Perception
Peer reviewed Peer reviewed
Hofstetter, H. W. – Journal of Visual Impairment and Blindness, 1991
Low vision children (ages 4-19, n=137) were screened, and 77 percent were advised to have comprehensive clinical evaluations or ophthalmology services. The visual capability of the referred children was determined, low vision aids were prescribed for 56 children, and the degree of successful utilization of aids was evaluated. (JDD)
Descriptors: Assistive Devices (for Disabled), Children, Clinical Diagnosis, Equipment Utilization