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Polderman, Tinca J. C.; Derks, Eske M.; Hudziak, Jim J.; Verhulst, Frank C.; Posthuma, Danielle; Boomsma, Dorret I. – Journal of Child Psychology and Psychiatry, 2007
Introduction: Most behavior checklists for attention problems or attention deficit/hyperactivity disorder (ADHD) such as the Child Behavior Checklist (CBCL) have a narrow range of scores, focusing on the extent to which problems are present. It has been proposed that measuring attention on a continuum, from positive attention skills to attention…
Descriptors: Check Lists, Twins, Hyperactivity, Child Behavior
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Spatola, Chiara A. M.; Fagnani, Corrado; Pesenti-Gritti, Paola; Ogliari, Anna; Stazi, Maria-Antonietta; Battaglia, Marco – Journal of the American Academy of Child & Adolescent Psychiatry, 2007
Objective: To explore the contributions of genetic and environmental influences to individual variation and covariation of the Child Behavior Checklist (CBCL) DSM-oriented scales (DOS) originally proposed by Achenbach and associates in 2001. Method: A classic twin study of 398 twin pairs ages 8 to 17 years belonging to the population-based Italian…
Descriptors: Environmental Influences, Child Behavior, Check Lists, Risk
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Becker-Blease, Kathryn A.; Deater-Deckard, Kirby; Eley, Thalia; Freyd, Jennifer J.; Stevenson, Jim; Plomin, Robert – Journal of Child Psychology and Psychiatry, 2004
Background: Dissociation--a pattern of general disruption in memory and consciousness--has been found to be an important cognitive component of children's and adults' coping with severe trauma. Dissociative experiences include amnesia, identity disturbance, age regression, difficulty with concentration, and trance states. Stable individual…
Descriptors: Twins, Children, Individual Differences, Genetics
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Rietveld, M. J. H.; Hudziak, J. J.; Bartels, M.; Beijsterveldt, C. E. M.; Boomsma, D. I. – Journal of Child Psychology and Psychiatry, 2004
Background: Twin studies of childhood behavior problems support the conclusion that individual differences in impulsivity, hyperactivity, and inattention are largely due to genetic influences. Non-genetic variation is due to environmental influences that are unique to the individual, and possibly to rater contrast effects. In the present…
Descriptors: Check Lists, Twins, Behavior Problems, Structural Equation Models