Introduction
The PCL-5 is a 20-item self-report measure developed by the National Center for PTSD in 2013. It assesses the 20 DSM-5 symptoms of PTSD across four symptom clusters.
Theoretical Basis
DSM-5 reclassified PTSD. The PCL-5 is grounded in the cognitive model (Ehlers & Clark, 2000) and supported by neurobiological research on amygdala hyperreactivity.
Dimensional Interpretation
The PCL-5 uses a 5-point Likert scale (0-4), total score range 0-80. Four symptom clusters: intrusion, avoidance, negative alterations, and arousal/reactivity alterations.
Applications
Clinical screening, treatment monitoring, post-disaster community screening, military mental health, and research.
Free Test
Take the free PCL-5 screening at CheckPsych.com.
Disclaimer: Screening tool only, not a diagnostic instrument.
References
1. Weathers et al. (2013). The PCL-5. National Center for PTSD. 2. Blevins et al. (2015). Journal of Traumatic Stress, 28(6), 489-498. 3. Ehlers & Clark (2000). Behaviour Research and Therapy, 38(4), 319-345.