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Peer reviewedClarizio, Harvey; Bernard, Robert – Psychology in the Schools, 1981
Analyzed WISC-R profiles along a three-factor approach for purposes of differential diagnosis. Profiles of 278 school-verified learning disabled children were compared to those of Educable Mentally Impaired (N=141), Emotionally Impaired (N=67), Otherwise Impaired (N=61), and Nonimpaired (N=294). Resulting data was not useful in differential…
Descriptors: Children, Classification, Disability Identification, Educational Diagnosis
Peer reviewedWadsworth, Sally J.; Olson, Richard K.; Pennington, Bruce F.; DeFries, John C. – Journal of Learning Disabilities, 2000
Composite reading performance data from 223 pairs of identical twins and 169 same-gender fraternal twins in which at least one member was classified with reading disability were subjected to multiple regression analysis. Results indicated that the genetic etiology of reading disability differs as a linear function of IQ. (Contains extensive…
Descriptors: Biological Influences, Children, Disability Identification, Environmental Influences
