Impact of events scale


The Impact of events scale is a 22 item questionnaire.

Items are scored on a 0-4 scale, with the total scale score calculated as a sum of the factor scores.

Copyright restrictions:

No restrictions.


Creamer, M. Bell, R. & Falilla, S. (2002). Psychometric properties of the Impact of Event ScaleRevised. Behaviour Research and Therapy. 41: 1489-1496.

Ethical Considerations:


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