Background & aim: Brucellosis is considered as a significant health threat worldwide. The disease has been reported in more than a half-million people each year in 100 countries, according to the World Health Organization. This study aimed to determine the predictive factors of a needs assessment and prioritization of interventions to prevent brucellosis using the Precede - Proceed Model in Isfahan rural areas in 2015.

Methods: The present cross-sectional study (needs assessment by Delphi method) was conducted on 402 people aged 15 years and older in 20 villages of 44 villages which were randomly selected in the rural Regions of Tiran and Karvan county of Isfahan Province. The data were collected through questionnaires and a Self-made checklist based on the Precede-Proceed Model which its content and face validity was approved by experts and pilot projects. Data collected by the survey techniques agreement using chi-square and t tests were analyzed by the use of SPSS version 18 software.

Results:This study indicated that the subjects' awareness of the possibility of transmission of brucellosis by skin, breathing contaminated dust, the use of personal protective devices at the time of contact with animals were not appropriate. Increasing the access to veterinary services and vaccination of livestock herders in rural areas and helping in creating storage areas for livestock backcountry villages and moving the livestock to rural areas outside was one of the demands of the population. The present study revealed that between knowledge, attitude and performance of the participants with their educational level was a significant association (p≤0.05). Also, there was a significant relationship between enabling factors, reinforcing factors and skill and practice in the prevention of brucellosis and having cattle(P≤0.05).

Conclusion: Needs assessment performance before implementation of any intervention in the prevention of brucellosis could help the researchers, planners and policy makers to assist the design and implementation of interventions as well as supplying educational materials situation and priorities of influential disease control and prevention considerations to be put into targeted action that will have more impact and also be more effective.