NotesFAQContact Us
Collection
Advanced
Search Tips
Audience
Laws, Policies, & Programs
What Works Clearinghouse Rating
Showing all 3 results Save | Export
Tessa L. Johnson; Alexander P. Burgoyne; Kelly S. Mix; Christopher J. Young; Susan C. Levine – Grantee Submission, 2022
Performance on a range of spatial and mathematics tasks was measured in a sample of 1592 students in kindergarten, third grade, and sixth grade. In a previously published analysis of these data, performance was analyzed by grade only. In the present analyses, we examined whether the relations between spatial skill and mathematics skill differed…
Descriptors: Spatial Ability, Mathematics Skills, Age Differences, Socioeconomic Status
Peer reviewed Peer reviewed
Direct linkDirect link
Bloch, Michael H.; Sukhodolsky, Denis G.; Dombrowski, Philip A.; Panza, Kaitlyn E.; Craiglow, Brittany G.; Landeros-Weisenberger, Angeli; Leckman, James F.; Peterson, Bradley S.; Schultz, Robert T. – Journal of Child Psychology and Psychiatry, 2011
Background: Half of pediatric-onset OCD cases remit by adulthood. Studies have demonstrated that initial response to pharmacotherapy, age of onset, prominent hoarding symptoms, and the presence of comorbid tic disorders are associated with long-term outcome. Our goal was to examine the association between childhood performance on…
Descriptors: Anxiety Disorders, Intelligence, Persistence, Children
Peer reviewed Peer reviewed
Direct linkDirect link
Ross, Judith L.; Zeger, Martha P. D.; Kushner, Harvey; Zinn, Andrew R.; Roeltgen, David P. – Developmental Disabilities Research Reviews, 2009
Objective: The goal of this study was to contrast the cognitive phenotypes in boys with 47,XYY (XYY) karyotype and boys with 47,XXY karyotype [Klinefelter syndrome, (KS)], who share an extra copy of the X-Y pseudoautosomal region but differ in their dosage of strictly sex-linked genes. Methods: Neuropsychological evaluation of general cognitive…
Descriptors: Genetic Disorders, Males, Sex, Genetics