Attention A T users. To access the menus on this page please perform the following steps. 1. Please switch auto forms mode to off. 2. Hit enter to expand a main menu option (Health, Benefits, etc). 3. To enter and activate the submenu links, hit the down arrow. You will now be able to tab or arrow up or down through the submenu options to access/activate the submenu links.

VA Cooperative Studies Program (CSP)

Quick Links
Veterans Crisis Line Badge
My healthevet badge

Survey of Individuals Previously Deployed for OEF/OIF


Investigator Access

What's Available


Check with publications for information and a public dataset, data archive, data enclave, or website where data might be available

Available Documentation 

Dates Data are Available

Access Criteria 

Study Characteristics


  • To provide data on the natural history and outcomes associated with posttraumatic stress disorder (PTSD) in Veterans who have utilized the Department of Veterans Affairs (VA) health care system
  • To determine predictors of a PTSD diagnosis by comparing diagnosed cases to combat-exposed Veterans without a diagnosis of PTSD

Era of Service

Operation Enduring Freedom (OEF)
Operation Iraqi Freedom (OIF)


Individuals previously deployed for OEF / OIF who were reachable by a landline phone number in the US during the study period

Study Design

Population-based survey

Time Period

2007 - 2008




1,965 participants

Response Rate


Recruitment Methods

  • Random Digit Dialing to identify eligible individuals within 24 geographic areas targeting domestic military bases with the largest overall number of deployed personnel
  • 27 volunteers from the Military Officers’ Association of America and the Iraq and Afghanistan Veterans of America



Data Collected

  • Sociodemographics: branch of service, current duty status, military rank, age, gender, marital status, race/ethnicity, nature/number/recency of deployments
  • Combat Trauma Exposures
  • Probable PTSD:  Post traumatic Symptom Checklist-Military Version (PCL-M), Diagnostic and Statistical Manual, Fourth Edition (DSM-IV), Counted symptoms as present if respondents reported having been moderately (3 on a 5-point scale) bothered by the symptom
  • Probable Major Depression:  Patient Health Questionnaire-8 (PHQ-8)
  • Probable TBI:  The Brief Traumatic Brain Injury Screen (BTBIS), defined as any injury during deployment that resulted in a change in consciousness right after the injury, does not assess ongoing functional/cognitive impairment
  • Barriers to Care:  Logistical, institutional and cultural, and beliefs and preference for treatment
  • Past-Year Service Utilization and Adequacy

Data Collection Methods

Computer-assisted telephone interviews

Funding Source

Iraq Afghanistan Deployment Impact Fund administered by the California Community Foundation


Terry L. Schell, PhD 
Grant N. Marshall, PhD



Selected Publication

Tanielian, T, Jaycox LH, et al. Invisible Wounds of War: Psychological and Cognitive Injuries, Their Consequences, and Services to Assist Recovery1. Santa Monica, CA: RAND Corporation, 2008.

More Information

Study website1

1 This link takes you to a non-U.S. government website. VA isn't responsible for the content or privacy policies on that site and doesn't endorse the content or its sponsor.