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Dyslexia2
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Jacobson, Christer1
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Stability of IQ Measures in Teenagers and Young Adults with Developmental Dyslexia
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Ingesson, S. Gunnel – Dyslexia, 2006
A follow-up study was performed to investigate the stability of IQ measures in a group of dyslexic teenagers and young adults. Earlier research had shown contradictory results. The 65 subjects, 12 years old on the average at first test, were retested after a mean interval of six and a half years. There was a significant relative decrease in…
Descriptors: Learning Disabilities, Dyslexia, Intelligence Tests, Intelligence Quotient
How Persistent Are Phonological Difficulties? A Longitudinal Study of Reading Retarded Children
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Svensson, Idor; Jacobson, Christer – Dyslexia, 2006
The present study examined the persistency of phonological deficiencies over time. The participants were 40 pupils in grade 2 with documented reading and writing difficulties and a comparison group of 30 pupils. The participants were followed over a 10-year period by word- and non-word-reading tests and tests of cognitive ability. The persistence…
Descriptors: Writing Difficulties, Reading Difficulties, Mental Retardation, Dyslexia