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Nikolas, Molly; Klump, Kelly L.; Burt, S. Alexandra – Journal of Abnormal Child Psychology, 2012
Identification of gene x environment interactions (GxE) for attention-deficit hyperactivity disorder (ADHD) is a crucial component to understanding the mechanisms underpinning the disorder, as prior work indicates large genetic influences and numerous environmental risk factors. Building on prior research, children's appraisals of self-blame were…
Descriptors: Attention Deficit Hyperactivity Disorder, Check Lists, Twins, Conflict
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Walton, Kate E.; Ormel, Johan; Krueger, Robert F. – Journal of Abnormal Child Psychology, 2011
Researchers have recognized the importance of developing an accurate classification system for externalizing disorders, though much of this work has been framed by a priori preferences for categorical vs. dimensional constructs. Newer statistical technologies now allow categorical and dimensional models of psychopathology to be compared…
Descriptors: Adolescents, Check Lists, Psychopathology, Child Behavior
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Ronald, Angelica; Edelson, Lisa R.; Asherson, Philip; Saudino, Kimberly J. – Journal of Abnormal Child Psychology, 2010
Behaviors characteristic of autism and ADHD emerge in early childhood, yet research investigating their comorbidity has focused on older children. This study aimed to explore the nature of the relationship between autistic-like traits and ADHD behaviors in a community sample of 2-year-olds. Twins from the Boston University Twin Project (N = 312…
Descriptors: Siblings, Attention Deficit Hyperactivity Disorder, Children, Genetics
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Martel, Michelle M.; Roberts, Bethan; Gremillion, Monica; von Eye, Alexander; Nigg, Joel T. – Journal of Abnormal Child Psychology, 2011
The current paper provides external validation of the bifactor model of ADHD by examining associations between ADHD latent factor/profile scores and external validation indices. 548 children (321 boys; 302 with ADHD), 6 to 18 years old, recruited from the community participated in a comprehensive diagnostic procedure. Mothers completed the Child…
Descriptors: Check Lists, Personality Traits, Aggression, Attention Deficit Hyperactivity Disorder
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Roessner, Veit; Becker, Andreas; Banaschewski, Tobias; Rothenberger, Aribert – Journal of Abnormal Child Psychology, 2007
The nature of the co-occurrence of chronic tic disorders (CTD) and attention deficit hyperactivity disorder (ADHD) is unclear. Especially in the field of psychopathology, the relationship of CTD and ADHD remains to be clarified. Thus, the aim of the present chart review study was to specify the contribution of CTD and/or ADHD to the…
Descriptors: Social Problems, Psychopathology, Profiles, Identification