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Rojahn, Johannes; Schroeder, Stephen R.; Mayo-Ortega, Liliana; Oyama-Ganiko, Rosao; LeBlanc, Judith; Marquis, Janet; Berke, Elizabeth – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
Reliable and valid assessment of aberrant behaviors is essential in empirically verifying prevention and intervention for individuals with intellectual or developmental disabilities (IDD). Few instruments exist which assess behavior problems in infants. The current longitudinal study examined the performance of three behavior-rating scales for…
Descriptors: Rating Scales, Behavior Problems, Developmental Disabilities, Infants
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Davis, J. Mark; Cheung, Shu Fai; Takahashi, Tomone; Shinoda, Haruo; Lindstrom, William A. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Prior research with children generally supports the two-dimensional structure of Attention-Deficit/Hyperactivity Disorder (ADHD; inattentive and hyperactive/impulsive factors) of the DSM-IV-TR as well as invariance of the two-factor structure across nations and cultures. Research with adults supports either a two-factor or three-factor structure…
Descriptors: Attention Deficit Hyperactivity Disorder, Factor Structure, Rating Scales, Factor Analysis
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Miller, Michael L.; Fee, Virginia E.; Jones, Christie J. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2004
The validity of hyperactivity rating scales in children with mental retardation was evaluated. Forty-eight children with mental retardation were rated by parents, teachers and teaching assistants on rating scales measuring Attention Deficit/Hyperactivity Disorder (ADHD) as part of a related investigation. In addition, direct observations were…
Descriptors: Psychometrics, Validity, Rating Scales, Mental Retardation