Encyclopedia of Clinical Neuropsychology

2018 Edition
| Editors: Jeffrey S. Kreutzer, John DeLuca, Bruce Caplan

Performance IQ

  • Rael T. LangeEmail author
  • Sara M. Lippa
Reference work entry
DOI: https://doi.org/10.1007/978-3-319-57111-9_1066


Performance intelligent quotient; PIQ


A score derived from 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 older (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 2012 (WPPSI-IV), 2014...

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Further Readings

  1. Atkinson, L. (1991). Some table for statistically based interpretation of WAIS-R factor scores. Psychological Assessment, 3(2), 288–291.CrossRefGoogle Scholar
  2. Kaufman, A. S., & Lichtenberger, E. O. (2006). Assessing adolescent and adult intelligence (3rd ed.). Hoboken: Wiley.Google Scholar
  3. Sattler, J. M. (2008). Assessment of children: Cognitive foundations (5th ed.). San Diego: Author.Google Scholar
  4. Tulsky, D. S., Saklofske, D. H., & Ricker, J. H. (2003a). 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: Academic.CrossRefGoogle Scholar
  5. Tulsky, D. S., Saklofske, D. H., & Zhu, J. (2003b). 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: Academic.CrossRefGoogle Scholar

Copyright information

© Springer International Publishing AG, part of Springer Nature 2018

Authors and Affiliations

  1. 1.Defense and Veterans Brain Injury Center, Walter Reed National Military Medical CenterBethesdaUSA