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Direct linkDavis, 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
Iacono, Teresa; Tracy, Jane; Keating, Jenny; Brown, Ted – Research in Developmental Disabilities: A Multidisciplinary Journal, 2009
The "Interaction with Disabled Persons" scale (IDP) has been used in research into baseline attitudes and to evaluate whether a shift in attitudes towards people with developmental disabilities has occurred following some form of intervention. This research has been conducted on the assumption that the IDP measures attitudes as a…
Descriptors: Developmental Disabilities, Construct Validity, Factor Structure, Measures (Individuals)
