Introduction:

Since the Tokyo terrorist attack in 1995 and the Amerithrax in 2001, there has been a change in the perception of NBC risk among health professionals. A secondary objective of was to evaluate NBC risk perception among military health personnel.

Material and Methods:

It was made a descriptive cross-sectional study based on a self-administered questionnaire addressed to the population of medical and military nurses (348 348 officials of Health Branch - 50,6% physicians and the 49,4% nurses.

Results:

The 74,7% considered as a possible that occurred a NBC incident in the next five years. The 78,7% considered that would be involved. The 42,7% considered that the incident will be military, while the 24,5% considered that it will be in civil area. Around 30% of personnel enlisted at the DoD (Central Organ) and the Navy considered that the biological scenario was the most probable.

Discussion:

A high perception of NBC risk is observed between the military health personnel, mainly among those under 30 years, with more marked this in men than women. Regarding the military employment, lieutenant and colonel are those reporting a greater perception. While the physicians lieutenant colonel thought they would not be involved professionally in a NBC incident.

Conclusions:

There is a high perception of risk CBRN between military medical personnel, mainly among lieutenants and under 30 years. This fact is corroborated with the idea of professional involvement in CBRN incidents in the future.