بررسی اپیدمیولوژی تب مالت در شمال و شمال غرب ایران

Introduction: Brucellosis is a disease that causes health problems and enormous economic problems.Given that the provinces of the north and northwest part of the country are with high prevalence, A Study was done to assess the epidemiology of the disease in the country was done. Methods and Materials: This Study is a cross-sectional study (Descriptive - Analytic).The population of the present study was patients with brucellosis in provinces of North and North West of the country that their disease has been diagnosed in the first six months of 1393. Descriptive statistics such as frequency and analysis statistics such as t-test was used for data analysis by using Stata software. Results: The total number of cases were 2585 that West Azerbaijan province was highest number with 889(34.39%) . Most people suffered from the disease were rural and men were more than women, But the average age at the time of disease was significantly lower in men than in women (P = 0.001). The Most group involved in the study was between 25 to 44 years. In terms of consumption of dairy products and contact with animals, the highest operating was local raw milk consumption with 63.9% and contact with live animals (54.3%) respectively.  Discussion and Conclusion: Brucellosis is still one of the health problems in Iran, particularly in north and northwest provinces of the country. Due to the large variety of disease distribution in the country, there is a need for a comprehensive health strategy to be prepared in accordance with the region epidemiological characteristics