Memory Assessment Scales
The Memory Assessment Scales (MAS) is an individually administered set of measures designed to evaluate memory functions in persons aged 18–70+. Introduced in 1991, it incorporates a battery of tasks, addressing three areas of cognitive functioning fundamental to the assessment of memory, namely, (1) attention, concentration, and short-term memory, (2) learning and immediate memory, and (3) delayed recall. Separate verbal and nonverbal tasks measure material-specific memory skill. The MAS includes a total of 12 subtests yielding subtest scores, which combine into three summary scores describing examinees’ short-term memory, verbal memory, and visual memory skills. A global memory scale score is computed as an aggregate summary of the visual and verbal memory indices. The measure in its entirety can be administered in 40–45 min.
According to the manual, the original design of the MAS emerged in 1981 from a review of relevant literature in...