Twin-sibling differences in parental reports of ADHD, speech, reading, and behavior problems
Article Abstract:
The maternal ratings for behavioral problems show gender-related differences between twins and siblings. The analysis of a questionnaire filled by 1938 families with four to 12 year old children shows that children with speech and reading problems exhibit more Attention Deficit Hyperactivity Disorder (ADHD) symptoms. Male twins exhibits more ADHD symptoms, and speech and reading problems. There are no major differences between the twins and siblings scores for Oppositional Defiant Disorder, Separation Anxiety and Conduct Disorder.
Publication Name: Journal of Child Psychology and Psychiatry and Allied Disciplines
Subject: Psychology and mental health
ISSN: 0021-9630
Year: 1996
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Familial clustering of latent class and DSM-IV defined attention-deficit/hyperactivity disorder (ADHD) subtypes
Article Abstract:
Logistic regression was used to assess whether genetic influences contribute significantly to the observed patterns of subtype combinations among siblings who both express Attention Deficit Hyperactivity Disorders (ADHD). It was found that for both DSM-IV and latent class subtypes, the overall patterns indicate familial clustering with different probands.
Publication Name: Journal of Child Psychology and Psychiatry
Subject: Psychology and mental health
ISSN: 0021-9630
Year: 2004
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Time perception deficits in attention-deficit/hyperactivity disorder and comorbid reading difficulties in child and adolescent samples
Article Abstract:
An investigation to check time perception in Attention-Deficit/Hyperactivity Disorder (ADHD) with and without comorbid reading difficulties (RD) in children is carried out. Results show children with ADHD and ADHD/RD display impairments in duration discrimination.
Publication Name: Journal of Child Psychology and Psychiatry and Allied Disciplines
Subject: Psychology and mental health
ISSN: 0021-9630
Year: 2003
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