Reading comprehension is a critical skill for school success. Struggling readers can benefit from computer-assisted instruction that utilizes components of effective instruction (e.g., frequent practice, immediate feedback). The purpose of this study was to examine the effects of Headsprout Comprehension, a computer-assisted reading program, on…

Traditionally diagnosed in children, attention-deficit/hyperactivity disorder (ADHD) is now regarded as a life span condition. The academic difficulties experienced by children and adolescents with ADHD have been observed to continue into young adulthood. Treatment outcome studies demonstrate that behavioral and pharmacotherapeutic interventions…

The purpose of this literature review is to provide an overview of the research on sleep problems in autism spectrum disorder. Topics explored are the prevalence of sleep problems, the importance of studying sleep problems, as well as the objective and subjective measures used to measure sleep. Research on the relationships between sleep problems…

While both conscious and unconscious reward cues enhance effort to work on a task, previous research also suggests that conscious rewards may additionally affect speed-accuracy tradeoffs. Based on this idea, two experiments explored whether reward cues that are presented above (supraliminal) or below (subliminal) the threshold of conscious…

Background: DSM-IV specifies three ADHD subtypes; the combined, the hyperactive-impulsive and the inattentive. Little is known about the developmental relationships underlying these subtypes. The objective of this study was to describe the development of parent-reported hyperactivity-impulsivity and inattention symptoms from childhood to…

Compared to other areas of the world and other Chinese societies such as Hong Kong and Taiwan, little is known about psychiatric conditions in Macao, a Special Administrative Region of China. There is growing evidence of the cross-national and cross-cultural validity of attention deficit hyperactivity disorder (ADHD), but there are no studies of…

Purpose: Successful communication requires that listeners accurately interpret the meaning of speakers' statements. The present work examined whether children with and without attention-deficit/hyperactivity disorder (ADHD) differ in their ability to interpret referential statements (i.e., phrasesthat denote objects or events) from speakers.…

This study compared the working memory functioning of deaf children, children with ADHD and typically developing children. Working memory is involved in the storage and mental manipulation of information during classroom learning activities that are crucial for the acquisition of complex skills and knowledge. Thus, it is important to determine how…

Neonatal intensive-care unit (NICU) graduates, a group at risk for attention problems and attention-deficit hyperactivity disorder, performed an intradimensional shift card sort at 34, 42, 51, and 60 months to assess executive function and to examine effects of individual risk factors. In the "silly" game, children sorted cards…

Caffeine is the most widely used psychoactive substance in the world and currently the only one legally available to children and adolescents. The sale and use of caffeinated beverages has increased markedly among adolescents during the last decade. However, research on caffeine use and behaviors among adolescents is scarce. We investigate the…

Premature treatment dropout is a problem for many families seeking mental health services for their children. Research is currently limited in identifying factors that increase the likelihood of dropout in families of school-aged children with Attention-Deficit/Hyperactivity Disorder (ADHD). Thus, the goal of the current study was to examine…

Objective: (a) To compare serum ferritin levels in a sample of stimulant-naive children with ADHD and matched controls and (b) to assess the association of serum ferritin to ADHD symptoms severity, ADHD subtypes, and IQ. Method: The ADHD and the control groups included 101 and 93 children, respectively. Serum ferritin levels were determined with…

Children with emotional and behavioral disturbance often have difficulties in multiple symptom domains. This study investigates the relationships between child symptoms and caregiver strain and parenting stress among 177 youth and their caregivers participating in a school-based system of care. Youth were grouped by symptom domain and included…

Objective: Interventions for peer problems among children with attention-deficit/hyperactivity disorder (ADHD) typically focus on improving these children's behaviors. This study tested the proposition that an adjunctive component encouraging the peer group to be socially inclusive of children with ADHD would augment the efficacy of traditional…

This study evaluated the social behavior of adolescents with attention deficit hyperactivity disorder (ADHD) in single and mixed gender treatment settings. We collected ratings of social behavior (i.e., prosocial peer interactions, assertiveness, self-management, compliance, physical aggression, relational aggression) during single and mixed…