A comprehensive review of the Paced Auditory Serial Addition Test (PASAT)

The Paced Auditory Serial Addition Test (PASAT) was developed to assess the effects of traumatic brain injury (TBI) on cognitive functioning. Subsequent research has shown that the PASAT has clinical utility in detecting impairments in cognitive processing in patients with a wide variety of neuropsychological syndromes. Gronwall and Sampson (1974) originally assumed the PASAT measured speed of information processing. However, the PASAT is now recognized as a measure of multiple functional domains because it requires the successful completion of a variety of cognitive functions, primarily those related to attention. While the PASAT has demonstrated good psychometric properties such as high levels of internal…