The clinician is advised to apply tests with higher manipulation load and to consider testing visual span as well before drawing conclusions about impaired WM from the WAIS-IV.ĭigit Span Letter-Number Sequencing WAIS attention/perception cognitive/learning tests working memory. Only 35. Which of the following Wechsler subtests is one of the most stable measures of general intelligence -digit span -vocabulary -comprehension -information. The modality model showed the best fit when analyzing summed scores for each task as well as scores for the longest span. Performance by a mixed sample of 226 patients referred for neuropsychological examination on the Digit Span and Letter-Number Sequencing subtests from the WAIS-IV and on Spatial Span from the Wechsler Memory Scale-Third Edition was analyzed in two confirmatory factor analyses to investigate whether a unitary WM model or divisions based on modality or level/complexity best fit the data. However, it is not clear whether the new extended tasks contribute sufficient complexity to be sensitive measures of manipulation WM, nor do we know to what degree WM capacity differs between the visual and the auditory modality because the WAIS-IV only tests the auditory modality. In the fourth edition of the test (WAIS-IV), the subtests Digit Span and Letter-Number Sequencing are expanded for better measurement of working memory (WM). Written by Mike Battista Updated over a week ago Can you memorize a phone number for long enough to write it down How about two phone numbers at the same time Digit Span tests your ability to remember a sequence of numbers that appear on the screen, one at a time. The Wechsler Adult Intelligence Scale (WAIS) is one of the most frequently used tests among psychologists. Digit Span is a test of verbal short-term memory.
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