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Yukihiko Shirayama; Kazuki Matsumoto; Fumio Osone; Akira Hara; Siqing Guan; Sayo Hamatani; Katsumasa Muneoka; Koichi Sato; Akihiro Okada; Tokuzou Yokokawa – Journal of Autism and Developmental Disorders, 2024
Proton magnetic resonance spectroscopy ([superscript 1]H-MRS) has shown inconsistent alterations in brain metabolites of adults with autism spectrum disorder (ASD). We investigated brain metabolites in the medial prefrontal cortex and amygdala of 24 drug-naive adults with ASD and no intellectual disability and 24 non-ASD control subjects, using…
Descriptors: Brain, Brain Hemisphere Functions, Adults, Autism Spectrum Disorders
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Hesselmark, Eva; Eriksson, Jonna M.; Westerlund, Joakim; Bejerot, Susanne – Journal of Autism and Developmental Disorders, 2015
Although self-reported measures are frequently used to assess adults with autism spectrum disorders (ASD), the validity of self-reports is under-researched in ASD. The core symptoms of ASD may negatively affect the psychometric properties of self-reported measures. The aim of the present study was to test the validity and reliability of…
Descriptors: Pervasive Developmental Disorders, Adults, Measurement Techniques, Validity