Purpose: Screen for malingered psychiatric illness
Age: 18+ years
Time: 5-10 minutes
The Miller Forensic Assessment of Symptoms Test (M-FAST) is a 25-item screening interview for adults that helps assess the likelihood that an individual is feigning psychiatric illness.
The seven M-FAST scales operationalise response styles and interview strategies that have been demonstrated to successfully identify individuals who are attempting to feign psychology:
The flexibility of the structured interview format allows you to determine when, where, and to whom the M-FAST should be administered.
Interpretive information is provided at three distinct levels:
When results indicate a probability of feigning, a more comprehensive assessment instrument (e.g., the Structured Interview of Reported Symptoms - Second Edition - SIRS) can be administered to obtain more detailed and definitive information.