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Normand, Sebastien; Flora, David B.; Toplak, Maggie E.; Tannock, Rosemary – Journal of Abnormal Child Psychology, 2012
Recent factor analytic studies in Attention-Deficit/Hyperactivity Disorder (ADHD) have shown that hierarchical models provide a better fit of ADHD symptoms than correlated models. A hierarchical model includes a general ADHD factor and specific factors for inattention, and hyperactivity/impulsivity. The aim of this 12-month longitudinal study was…
Descriptors: Evidence, Attention Deficit Hyperactivity Disorder, Conceptual Tempo, Females