WAIS-IV
Pronunciation: WAYS-four
Also written as: WAIS-IV — Wechsler Adult Intelligence Scale-Fourth Edition
The fourth edition of the Wechsler Adult Intelligence Scale, a comprehensive cognitive assessment battery.
Full Definition
The Wechsler Adult Intelligence Scale-Fourth Edition (WAIS-IV) is a standardized intelligence test designed for adults aged 16-90 years. It provides composite scores for Full Scale IQ, Verbal Comprehension, Perceptual Reasoning, Working Memory, and Processing Speed. The test consists of 15 subtests (10 core and 5 supplemental) that assess various cognitive domains. WAIS-IV is widely used in neuropsychological assessments to establish cognitive baselines, identify patterns of strengths and weaknesses, and track cognitive changes over time.
Usage
Usage note: Always specify the edition (IV) as scoring and normative data differ between versions.
In Context
- "WAIS-IV results showed a significant discrepancy between verbal and performance abilities." — Neuropsychological assessment report
- "The patient's WAIS-IV Full Scale IQ was 85, representing low-average intellectual functioning." — Cognitive evaluation summary