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Lightfoot, Marguerita; Stein, Judith A.; Tevendale, Heather; Preston, Kathleen – Journal of Clinical Child and Adolescent Psychology, 2011
Although homeless youth exhibit numerous problem behaviors, protective factors that can be targeted and modified by prevention programs to decrease the likelihood of involvement in risky behaviors are less apparent. The current study tested a model of protective factors for multiple problem behavior in a sample of 474 homeless youth (42% girls;…
Descriptors: Resilience (Psychology), Behavior Problems, Runaways, Homeless People
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Hoekstra, Rosa A.; Vinkhuyzen, Anna A. E.; Wheelwright, Sally; Bartels, Meike; Boomsma, Dorret I.; Baron-Cohen, Simon; Posthuma, Danielle; van der Sluis, Sophie – Journal of Autism and Developmental Disorders, 2011
This study reports on the development and validation of an abridged version of the 50-item Autism-Spectrum Quotient (AQ), a self-report measure of autistic traits. We aimed to reduce the number of items whilst retaining high validity and a meaningful factor structure. The item reduction procedure was performed on data from 1,263 Dutch students and…
Descriptors: Autism, Factor Structure, Foreign Countries, Pervasive Developmental Disorders
Rooker, Griffin W.; Iwata, Brian A.; Harper, Jill M.; Fahmie, Tara A.; Camp, Erin M. – Journal of Applied Behavior Analysis, 2011
Functional analysis (FA) methodology is the most precise method for identifying variables that maintain problem behavior. Occasionally, however, results of an FA may be influenced by idiosyncratic sensitivity to aspects of the assessment conditions. For example, data from several studies suggest that inclusion of a tangible condition during an FA…
Descriptors: Behavior Problems, Reinforcement, Identification, Research Methodology