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Life Events Checklist (LEC) for DSM-5

A resource from the National Center for PTSD (Post Traumatic Stress Disorder) 

The Life Events Checklist for DSM-5 (LEC-5) is a self-report measure designed to screen for potentially traumatic events in a respondent's lifetime. The LEC-5 assesses exposure to 16 events known to potentially result in PTSD or distress and includes one additional item assessing any other extraordinarily stressful event not captured in the first 16 items.


The LEC-5 is often used in combination with other measures (e.g., CAPS-5, PCL-5) for the purpose of establishing exposure to a PTSD Criterion A traumatic event.

Three formats of the LEC-5 are available: