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Justyna Piszczor; Janina M. Kamm; Mackenze Jones; Colin Rubright; Jason R. Soble – Journal of Psychoeducational Assessment, 2024
Embedded performance validity tests (PVTs), like Digit Span PVTs from Wechsler Adult Intelligence Scale-Fourth Edition (WAIS-IV), offer a valuable means of evaluating validity without extending administration time. This study investigated the utility of novel indices of performance inconsistency for WAIS-IV Digit Span (DS IRs) in the detection of…
Descriptors: Adults, Intelligence Tests, Attention Deficit Hyperactivity Disorder, Performance Tests
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Chan, Agnes S.; Han, Yvonne M. Y.; Leung, Winnie Wing-man; Leung, Connie; Wong, Virginia C. N.; Cheung, Mei-chun – Research in Autism Spectrum Disorders, 2011
Previous studies showed that the anterior cingulate cortex (ACC) is activated when individuals engage in attention and inhibitory control tasks. The present study examined whether ACC activity is associated with behavioral performance of the two tasks. Twenty normal and 20 children with autism spectrum disorders (ASDs) were subjected to…
Descriptors: Autism, Brain Hemisphere Functions, Attention Span, Inhibition