Physiological Assessment Instruments

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These are assessment instruments for physiological symptoms of PSA. These are typically used to assess other things but can be used as proxies to test physiological symptoms.

Anxiety Sensitivity Index

This instrument measures the impacts of anxiety on the individual; this instrument requires more research  to assess the link between anxiety sensitivity and PSA. Located at http://courses.washington.edu/dphs640/PDF%20materials/ASI.pdf Retrieved 19 October 2010

BIS/BAS Scale

 These scales were designed to measure inhibition and avoidance, which are two psychological phenomenon.  However,  assessing the reactivity of these two systems can indirectly measure biological factors of PSA. Located  http://www.psy.miami.edu/faculty/ccarver/sclBISBAS.html Retrieved 20 October 2010.