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Martel, Michelle M.; von Eye, Alexander; Nigg, Joel – International Journal of Behavioral Development, 2012
The current paper utilizes a bifactor modeling approach to evaluate the structure of attention-deficit/hyperactivity disorder (ADHD) in adulthood and assess developmental continuity of ADHD structure between childhood and adulthood. The study compared traditional one-factor, two-factor, three-factor, and second-order factor models of ADHD with a…
Descriptors: Attention Deficit Hyperactivity Disorder, Developmental Continuity, Developmental Stages, Children