The CAPS-5 is considered the gold standard in PTSD assessment. It consists of 30 items that are assessed during a structured interview. The CAPS-5 is a valid and reliable measure that can assess for current diagnosis of PTSD, lifetime diagnosis of PTSD, and PTSD symptoms over the past week (Weathers et al., 2013). This measure was designed for administration by clinicians and clinical researchers who have knowledge of PTSD, and it takes approximately 45 minutes to complete. This measure assesses for the 20 core DSM-5 symptoms, and additionally explores the onset and duration of symptoms, amount of distress experienced by the individual, impact of symptoms on functioning, overall severity of the diagnosis, and the diagnostic subtypes of depersonalization
