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Polloway, Edward A.; Patton, James R.; Smith, J. David; Lubin, Jacqueline; Antoine, Karian – Education and Training in Developmental Disabilities, 2009
In 2002, the American Association on Mental Retardation (AAMR) (Luckasson et al., 2002) revised their manual on mental retardation. It also extended the changes that had been made in the previous (1992) manual to further promote an alternative approach to definition and classification in the field. The study reported here sought to determine the…
Descriptors: Mental Retardation, Educational Practices, Classification, Guidelines
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Delgado, Christine E. F. – Education and Training in Developmental Disabilities, 2009
Special education outcomes were evaluated for 3,608 children (2,513 males) with a preschool history of developmental disability. Sixty-six percent of the children had an identified disability in fourth grade. The percentage of children with a disability at outcome varied across preschool disability categories from 54% to 96%. The consistency of…
Descriptors: Early Intervention, Emotional Disturbances, Learning Disabilities, Language Impairments
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Scott, Marcia Strong; Delgado, Christine F.; Tu, Shihfen; Fletcher, Kathryn L. – Education and Training in Developmental Disabilities, 2005
In this study, predictive classification accuracy was used to select those tasks from a kindergarten screening battery that best identified children who, three years later, were classified as educable mentally handicapped or as having a specific learning disability. A subset of measures enabled correct classification of 91% of the children in…
Descriptors: Grade 3, Kindergarten, Learning Disabilities, Classification