Veterans Affairs banner with U.S. FlagVeterans Affairs banner with U.S. Flag

National Center for PTSD

Adult PTSD Interviews

Clinician-Administered PTSD Scale (CAPS)

Blake, D. D., Weathers, F. W., Nagy, L. M., Kaloupek, D. G., Gusman, F. D., Charney, D. S., & Keane, T. M. (1995). The development of a clinician-administered PTSD scale. Journal of Traumatic Stress, 8, 75-90.

To obtain scale:  

Use our request form.

To obtain training materials and tools:  

Click here for more information.

PTSD Symptom Scale - Interview (PSS-I)

Foa, E., Riggs, D., Dancu, C., & Rothbaum, B.(1993). Reliability and validity of a brief instrument for assessing post-traumatic stress disorder. Journal of Traumatic Stress, 6, 459-474.

To obtain scale contact:  

Edna Foa, PhD., Department of Psychiatry, Univerisity of Pennsylvania, 3535 Market Street, Philadelphia, PA 19104-3309

Structured Clinical Interview for DSM-IV Axis I Disorders, PTSD Module

First, M., Spitzer, R., Williams, J, & Gibbon, M. (2000). Structured Clinical Interview for DSM-IV Axis I Disorders (SCID-I). In American Psychiatric Association, Handbook of Psychiatric Measures, Washington, DC: American Psychiatric Assn., pp. 49-53.

To obtain CLINICAL version contact:

www.appi.org (look under DSM-IV Library)

To obtain RESEARCH version contact:

SCID Central - Biometrics Research, New York State Psychiatric Institute, Unit 60, 1051 Riverside Drive, New York, NY 10032

Structured Interview for PTSD (SI-PTSD)

Davidson, J. R. T., Kudler, H. S., & Smith, R. D. (1990). Assessment and pharmacotherapy of posttraumatic stress disorder. In J. E.L. Giller (Ed.), Biological assessment and treatment of posttraumatic stress disorder (pp. 205-221). Washington, DC: American Psychiatric Press. (includes measure in its entirety)

To obtain scale contact:  

Jonathan Davidson, M.D., Department of Psychiatry, Box 3812, Duke University Medical Center, Durham, NC 27710-3812