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A Close Eye on the Eagle-Eyed Visual Acuity Hypothesis of Autism
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Bolte, Sven; Schlitt, Sabine; Gapp, Volker; Hainz, Daniela; Schirman, Shella; Poustka, Fritz; Weber, Bernhard; Freitag, Christine; Ciaramidaro, Angela; Walter, Henrik – Journal of Autism and Developmental Disorders, 2012
Autism spectrum disorders (ASD) have been associated with sensory hypersensitivity. A recent study reported visual acuity (VA) in ASD in the region reported for birds of prey. The validity of the results was subsequently doubted. This study examined VA in 34 individuals with ASD, 16 with schizophrenia (SCH), and 26 typically developing (TYP).…
Descriptors: Schizophrenia, Autism, Visual Acuity, Pervasive Developmental Disorders
Gestalt Perception and Local-Global Processing in High-Functioning Autism
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Bolte, Sven; Holtmann, Martin; Poustka, Fritz; Scheurich, Armin; Schmidt, Lutz – Journal of Autism and Developmental Disorders, 2007
This study examined gestalt perception in high-functioning autism (HFA) and its relation to tasks indicative of local visual processing. Data on of gestalt perception, visual illusions (VI), hierarchical letters (HL), Block Design (BD) and the Embedded Figures Test (EFT) were collected in adult males with HFA, schizophrenia, depression and…
Descriptors: Schizophrenia, Males, Depression (Psychology), Autism
A Case-Control Study of Personality Style and Psychopathology in Parents of Subjects with Autism
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Bolte, Sven; Knecht, Susan; Poustka, Fritz – Journal of Autism and Developmental Disorders, 2007
To probe the specificity of traits that might be conceptualised as the broader phenotype of autism, parents of subjects with autism from simplex and multiplex families as well as parents of subjects with obsessive-compulsive disorders (OCD), early onset schizophrenia (EOS) and mental retardation (MR) were assessed using the Personality Style and…
Descriptors: Psychopathology, Schizophrenia, Depression (Psychology), Autism
The Broader Cognitive Phenotype of Autism in Parents: How Specific Is the Tendency for Local Processing and Executive Dysfunction?
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Bolte, Sven; Poustka, Fritz – Journal of Child Psychology and Psychiatry, 2006
Background: The objective of this study was to investigate the tendency for local processing style ("weak central coherence") and executive dysfunction in parents of subjects with an autism spectrum disorder (ASD) compared with parents of individuals with early onset schizophrenia (EOS) and mental retardation (MR). Method: Sixty-two…
Descriptors: Mental Retardation, Schizophrenia, Autism, Genetics