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Wechsler Abbreviated Scale of Intelligence (WASI II); 2 subtest version
Availability
Please visit this website for more information about the instrument: Wechsler Abbreviated Scale of Intelligence Second Edition 2 Subtest Version
Classification
Basic: Acute Hospitalized, Moderate/Severe and Concussion/Mild Traumatic Brain Injury (TBI)
Supplemental: Epidemiology TBI
Short Description of Instrument
The WASI–II, a revision of the WASI, is a quick, reliable measure of intelligence for use in clinical, educational, and research settings. The WASI-II revision maintains the format and structure of the WASI and provides greater clinical utility and efficiency by offering new content and improvements. Building on the WASI, the WASI–II provides updated versions of the WASI Vocabulary, Similarities, Block Design and Matrix Reasoning subtests; four- or two-subtest administration versions; and strengthened connections with both the WISC®– IV and WAIS®–IV.
The Two-Subtest Form includes Vocabulary and Matrix Reasoning
Administration: Paper-and-pencil, individual, face-to-face, requires examiner training.
Completion Time: Two-subtest form, 15 minutes
Publication Date: 2011.
Ages / Grades: Individuals 6:0–89:11.
Norms: The standardization of the WASI–II was conducted from January 2010 to May 2011 on a nationally representative sample of approximately 2,300 individuals aged 6–90.
Advantages: Provides a quick but reliable and valid estimate of IQ when administration of a full battery is not feasible or necessary; particularly useful for research applications; easy to learn and administer.
Scoring
Scoring/Interpretation: VCI, PRI, and FSIQ scores (FSIQ–4 and FSIQ–2)
Scoring Options: Manual scoring
References
Wechsler related bibliography across study populations:
Pearson Clinical Website.
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