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PTSD: National Center for PTSD


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Nuclear, Biological and Chemical Exposures Scale



This section is for Researchers, Providers, & Helpers

Nuclear, Biological, and Chemical Exposures Scale

Scale in the Deployment Risk and Resilience Inventory-2
DRRI-2 Section: F
Survey Label: "Exposure to Nuclear, Biological, and Chemical Agents"


Endorsed exposure to an array of nuclear, biological, and chemical agents that the Veteran believes he/she encountered while serving in the war zone, such as disease prophylaxis, environmental, and weaponry-related agents.

Sample Items

  • While I was deployed, I was exposed to mustard gas or other blistering agents.
  • While I was deployed, I was exposed to depleted uranium in munitions.
  • While I was deployed, I was exposed to nuclear, biological, or chemical weapons.

Response Format

Polytomous Items (0 = No; 1 = Not sure; 2 = Yes)

To Obtain Scale

See Assessment Measures Specifically for VA Providers and Staff to download the DRRI scales and manual.

For Non-VA Providers: please complete the online request form to obtain the DRRI-2.

Measure availability: We provide information on a variety of measures assessing trauma and PTSD. These measures are intended for use by qualified mental health professionals and researchers. Measures authored by National Center staff are available as direct downloads or by request. Measures developed outside of the National Center can be requested via contact information available on the information page for the specific measure.

Date this content was last updated is at the bottom of the page.

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