Digit Span Subtest (WAIS-IV)

**Semantic type:** Intellectual Product

**Definition:** A subtest of the Wechsler Adult Intelligence Scale, 4th Edition that measures working memory, mental manipulation, cognitive flexibility, rote memory and learning, attention, and encoding. The subject is asked to recall numbers in the same order presented (digit span forward), reverse order (digit span backward), or recall the numbers in ascending order (digit span sequencing).

**Synonyms:** - Digit Span - WAIS-IV Digit Span