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Willcutt, Erik G.; Pennington, Bruce F. – Journal of Learning Disabilities, 2000
A study involving 494 twins with a reading disability (RD) and 373 typical twins found that individuals with RD were more likely to meet criteria for attention-deficit/hyperactivity disorder (ADHD) and that the association between RD and ADHD was stronger for symptoms of inattention than for hyperactivity symptoms. (Contains extensive references.)…
Descriptors: Attention Deficit Disorders, Children, Hyperactivity, Multiple Disabilities

Clarke, Adam R.; Barry, Robert J.; McCarthy, Rory; Selikowitz, Mark – Journal of Learning Disabilities, 2002
A study investigated electroencephalographic (EEG) differences between children with attention-deficit/hyperactivity disorder with reading disabilities (ADHD + RD) (n=20) or without (n=20), and 20 controls. Results indicate differences found in the ADHD + RD group represent an electrophysiological component associated with the reading disability…
Descriptors: Attention Deficit Disorders, Children, Electroencephalography, Hyperactivity

Mayes, Susan D.; Calhoun, Susan L.; Crowell, Errin W. – Journal of Learning Disabilities, 2000
Clinical and psychoeducational data were analyzed for 119 children (ages 8-16) referred for learning and/or behavior problems. A learning disability was present in 70 percent of children with attention-deficit/hyperactivity disorder. A learning disability in written expression was two times more common than a learning disability in reading, math,…
Descriptors: Adolescents, Attention Deficit Disorders, Children, Learning Disabilities

Javorsky, James – Journal of Learning Disabilities, 1996
This study examined the performance of 96 youth hospitalized in a psychiatric hospital on a battery of language measures. Participants with both attention deficit hyperactivity disorder (ADHD) and language learning disabilities (LLD) performed similarly to those with only LLD but significantly more poorly than those with only ADHD or with neither…
Descriptors: Adolescents, Attention Deficit Disorders, Children, Emotional Disturbances
Columbia Univ., New York, NY. National Center on Addiction and Substance Abuse. – 2000
This paper was developed as a result of a 1999 conference on substance abuse and learning disabilities. An introductory chapter urges early identification of learning disabilities and appropriate treatment for both problems when they co-exist. The second chapter discusses the differences between learning disabilities and behavioral disorders, the…
Descriptors: Adolescents, Alcoholism, Behavior Disorders, Children

Singh, Nirbhay N.; And Others – Journal of Emotional and Behavioral Disorders, 1994
Records of 250 children and adolescents admitted to a psychiatric hospital were grouped according to their educational status prior to admission as follows: nondisabled students (46%), students with serious emotional disturbance (36%), and students with other disabilities (18%). Differences among the three groups were found on gender, psychiatric…
Descriptors: Adolescents, Children, Clinical Diagnosis, Drug Therapy