Numerous studies have found significant comorbidity between Attention-Deficit/Hyperactivity Disorder (ADHD) and anxiety disorders in children (e.g., Bauermeister et al., 2007; Busch et al., 2002), but limited research has examined factors that may underlie or explain this relationship (e.g., Lilienfeld, 2003; Baldwin & Dadds, 2008). This study…

Multiple sleep problems have been reported in children with Autism Spectrum Disorder (ASD). The association of poor sleep with problematic daytime behaviors has been shown in small studies of younger children. We assessed the relationship between sleep and behavior in 1784 children, ages 2-18, with confirmed diagnosis of ASD participating in the…

Aggressive victims--children who are both perpetrators and victims of peer aggression--experience greater concurrent mental health problems and impairments than children who are only aggressive or only victimized. The stability of early identified aggressive victim status has not been evaluated due to the fact that most studies of aggressor/victim…

Objectives: To investigate the presence of apathy symptoms in adolescents and adults with ADHD as a behavioral manifestation of underlying motivational deficits and to determine whether apathy symptoms were associated with a specific neuropsychological profile. Method: A total of 38 ADHD participants (28 of the combined subtype [ADHD/C] and 10 of…

In the present study, the relationship between students with and without learning disabilities (LD) and different aspects of test anxiety was examined on a new multidimensional measure of test anxiety. A sample of 774 elementary and secondary school students--195 students with LD and 579 students not identified with LD--completed the "Test Anxiety…

Objective: Few previous studies assessed specifically attention-deficit/hyperactivity disorder, predominantly inattentive subtype (ADHD-I) in nonreferred samples. This study investigated the association between ADHD-I and prenatal exposure to nicotine. Method: In a case-control study performed between September 2002 and April 2005, we assessed a…