Jonathan DeRight

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Although performance validity testing is becoming fairly routine in clinical settings, research protocols involving neuropsychological tests infrequently include assessments of performance validity. The current study utilized an embedded measure of effort over two administrations of CNS Vital Signs to determine the frequency of poor effort in non-clinical(More)
The assessment of response validity is now considered an important and necessary component of neuropsychological evaluations. One way for assessing response validity is with performance validity tests (PVTs), which measure the degree of effort applied to testing to achieve optimal performance. Numerous studies have shown that normal and neurologically(More)
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