Article
Twin concordance for attention deficit hyperactivity disorder: a comparison of teachers' and mothers' reports
1 Apr 1997
Abstract excerpt
OBJECTIVE: The present study examined probandwise concordance rates for attention deficit hyperactivity disorder (ADHD) in a community sample of 194 monozygotic and 94 dizygotic male twins, ages 11-12 years. METHOD: DSM-III and DSM-III-R diagnoses of ADHD were based on rating scale reports from the twins' teachers and structured interview reports obtained from their mothers. Model-fitting analyses were used to...
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