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Riddle, Mark A.; Yershova, Kseniya; Lazzaretto, Deborah; Paykina, Natalya; Yenokyan, Gayane; Greenhill, Laurence; Abikoff, Howard; Vitiello, Benedetto; Wigal, Tim; McCracken, James T.; Kollins, Scott H.; Murray, Desiree W.; Wigal, Sharon; Kastelic, Elizabeth; McGough, James J.; dosReis, Susan; Bauzo-Rosario, Audrey; Stehli, Annamarie; Posner, Kelly – Journal of the American Academy of Child & Adolescent Psychiatry, 2013
Objective: To describe the clinical course of attention-deficit/hyperactivity disorder (ADHD) symptom severity and diagnosis from ages 3 to 5 up to 9 to 12 years during a 6-year follow-up after the original Preschool ADHD Treatment Study (PATS). Method: A total of 207 participants (75% male) from the original PATS, assessed at baseline (mean age,…
Descriptors: Attention Deficit Hyperactivity Disorder, Age, Preschool Children, Severity (of Disability)
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Vlach, Haley A.; Sandhofer, Catherine M. – Journal of Experimental Child Psychology, 2011
In this study, 2.5-, 3-, and 4-year-olds (N=108) participated in a novel noun generalization task in which background context was manipulated. During the learning phase of each trial, children were presented with exemplars in one or multiple background contexts. At the test, children were asked to generalize to a novel exemplar in either the same…
Descriptors: Age, Memory, Generalization, Age Differences
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Nicklas, Theresa A.; Goh, Eugenia Tsuei; Goodell, L. Suzanne; Acuff, Daniel S.; Reiher, Robert; Buday, Richard; Ottenbacher, Allison – Journal of Nutrition Education and Behavior, 2011
Objective: To determine whether fruit and vegetable (FV) commercials have an impact on preschool children's preferences for specific FV. Design: A year of extensive formative assessment was conducted to develop 2 30-second commercials: "Judy Fruity" promoted apples and bananas and "Reggie Veggie" promoted broccoli and carrots.…
Descriptors: Control Groups, Age, Intervention, Formative Evaluation
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Shin, Nana; Vaughn, Brian E.; Kim, Mina; Krzysik, Lisa; Bost, Kelly K.; McBride, Brent; Santos, Antonio J.; Peceguina, Ines; Coppola, Gabrielle – Merrill-Palmer Quarterly: Journal of Developmental Psychology, 2011
Achieving consensus on the definition and measurement of social competence (SC) for preschool children has proven difficult in the developmental sciences. We tested a hierarchical model in which SC is assumed to be a second-order latent variable by using longitudinal data (N = 345). We also tested the degree to which peer SC at Time 1 predicted…
Descriptors: Age, Preschool Children, Interpersonal Relationship, Interaction
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Bertsch, Kathy M.; Houlihan, Daniel; Lenz, Melissa A.; Patte, Christi A. – Electronic Journal of Research in Educational Psychology, 2009
Introduction: Many aspects of teacher competency have been previously examined, particularly a teacher's ability to give commands effectively. Teachers' instructions to students within the classroom, aid in the acquisition of both the students' academic and nonacademic skills. Teachers' commands promote verbal and social skills, and facilitate…
Descriptors: Age, Student Behavior, Observation, Teacher Student Relationship
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Skinner, Martie L.; Buysse, Virginia; Bailey, Donald B. – Journal of Early Intervention, 2004
The purpose of this study was to examine how total duration of social play of preschool children with disabilities varied as a function of both chronological and developmental age of their social partners. Fifty-five 33- to 60-month-old children with mild to moderate developmental delays were observed in dyadic play situations with four different…
Descriptors: Disabilities, Preschool Children, Developmental Delays, Play