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Performance IQ

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Synonyms

PIQ; Performance Intelligent Quotient

Definition

Performance IQ is a score derived from the administration of selected subtests from the Wechsler Intelligence Scales, designed to provide a measure of an individual's overall visuospatial intellectual abilities. The Performance IQ is a measure of fluid reasoning, spatial processing, attentiveness to details, and visual-motor integration.

Current Knowledge

Wechsler Intelligence Scales (WIS): The WIS family of tests are some of the most widely used test batteries to assess general intellectual ability in adults aged 16 years or higher (Wechsler Adult Intelligence Scale; WAIS), children aged 6–16 years (Wechsler Intelligence Scale for Children; WISC), and children aged 2–7 years (Wechsler Preschool and Primary Scale of Intelligence; WPPSI). Since the original development of these tests (WAIS, 1955; WISC, 1949; WPPSI, 1967), all three batteries have been revised on several occasions. The most recent revisions were published in 2002...

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  • DOI: 10.1007/978-0-387-79948-3_1066
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References and Readings

  • Atkinson, L. (1991). Some table for statistically based interpretation of WAIS-R factor scores. Psychological Assessment, 3(2), 288–291.

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  • Tulsky, D. S., Saklofske, D. H., & Ricker, J. H. (2003). Historical overview of intelligence and memory: Factors influencing the Wechsler Scales. In D. S. Tulsky, et al. (Eds.), Clinical interpretation of the WAIS-III and WMS-III (pp. 7–41). San Diego, CA: Academic Press.

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  • Tulsky, D. S., Saklofske, D. H., & Zhu, J. (2003). Revising a standard: An evaluation of the origin and development of the WAIS-III. In D. S. Tulsky, et al. (Eds.), Clinical interpretation of the WAIS-III and WMS-III (pp. 43–92). San Diego, CA: Academic Press.

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Lange, R.T. (2011). Performance IQ. In: Kreutzer, J.S., DeLuca, J., Caplan, B. (eds) Encyclopedia of Clinical Neuropsychology. Springer, New York, NY. https://doi.org/10.1007/978-0-387-79948-3_1066

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