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No Sex Differences in Cognitive Ability in Young Children with Autism Spectrum Disorder
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Duvall, Susanne W.; Huang-Storms, Lark; Presmanes Hill, Alison; Myers, Julianne; Fombonne, Eric – Journal of Autism and Developmental Disorders, 2020
Inconsistent findings regarding sex differences in cognition have been found in people with autism spectrum disorder (ASD). This study evaluated sex differences in cognitive-developmental functioning in a large clinical sample of young children diagnosed with ASD. The sample included children 18-68 months of age who received the Mullen Scales of…
Descriptors: Gender Differences, Autism, Pervasive Developmental Disorders, Toddlers
Gender Differences during Toddlerhood in Autism Spectrum Disorder: A Prospective Community-Based Longitudinal Follow-Up Study
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Lawson, Lauren P.; Joshi, Rucha; Barbaro, Josephine; Dissanayake, Cheryl – Journal of Autism and Developmental Disorders, 2018
Relatively few studies have examined gender differences in infants and toddlers, and most focus on clinically referred samples or high-risk infant cohorts. The current study aimed to examine gender differences in early autism manifestations and cognitive development in a community-ascertained sample. In total, 46 males and 21 females with ASD were…
Descriptors: Gender Differences, Toddlers, Autism, Pervasive Developmental Disorders
Evaluating Sex and Age Differences in ADI-R and ADOS Scores in a Large European Multi-Site Sample of Individuals with Autism Spectrum Disorder
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Tillmann, J.; Ashwood, K.; Absoud, M.; Bölte, S.; Bonnet-Brilhault, F.; Buitelaar, J. K.; Calderoni, S.; Calvo, R.; Canal-Bedia, R.; Canitano, R.; De Bildt, A.; Gomot, M.; Hoekstra, P. J.; Kaale, A.; McConachie, H.; Murphy, D. G.; Narzisi, A.; Oosterling, I.; Pejovic-Milovancevic, M.; Persico, A. M.; Puig, O.; Roeyers, H.; Rommelse, N.; Sacco, R.; Scandurra, V.; Stanfield, A. C.; Zander, E.; Charman, T. – Journal of Autism and Developmental Disorders, 2018
Research on sex-related differences in Autism Spectrum Disorder (ASD) has been impeded by small samples. We pooled 28 datasets from 18 sites across nine European countries to examine sex differences in the ASD phenotype on the ADI-R (376 females, 1763 males) and ADOS (233 females, 1187 males). On the ADI-R, early childhood restricted and…
Descriptors: Gender Differences, Age Differences, Diagnostic Tests, Observation
Reactive Aggression among Children with and without Autism Spectrum Disorder
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Kaartinen, Miia; Puura, Kaija; Helminen, Mika; Salmelin, Raili; Pelkonen, Erja; Juujärvi, Petri – Journal of Autism and Developmental Disorders, 2014
Twenty-seven boys and eight girls with ASD and thirty-five controls matched for gender, age and total score intelligence were studied to ascertain whether boys and girls with ASD display stronger reactive aggression than boys and girls without ASD. Participants performed a computerized version of the Pulkkinen aggression machine that examines the…
Descriptors: Autism, Pervasive Developmental Disorders, Gender Differences, Aggression
Executive Function Mechanisms of Theory of Mind
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Ahmed, Fayeza S.; Miller, L. Stephen – Journal of Autism and Developmental Disorders, 2011
This study examined the relationship between Executive Function (EF) and Theory of Mind (ToM) using the Delis-Kaplan Executive Function System (D-KEFS) and three tests of ToM (Reading the Mind in the Eyes test (RMET), Strange Stories test, and Faux Pas test). Separate regression analyses were conducted, and EF predictors varied by ToM test. No EF…
Descriptors: Theory of Mind, Cognitive Processes, Regression (Statistics), Correlation
Sex Differences in Children with Autism Spectrum Disorder Identified within a High-Risk Infant Cohort
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Zwaigenbaum, Lonnie; Bryson, Susan E.; Szatmari, Peter; Brian, Jessica; Smith, Isabel M.; Roberts, Wendy; Vaillancourt, Tracy; Roncadin, Caroline – Journal of Autism and Developmental Disorders, 2012
Sex differences were examined in 3-year-olds with autism spectrum disorders (ASD) ascertained from a high-risk cohort, and high- and low-risk comparison groups. Participants included 319 high-risk siblings and 129 low-risk controls. Eighty-five siblings were diagnosed with ASD, including 57 of 176 boys (32.4%) and 28 of 143 girls (19.6%), implying…
Descriptors: Females, Autism, Males, Siblings