Analysis of the monitoring results of brucellosis in Qiqihar of Heilongjiang Province between 2008 and 2014

Objective To investigate the epidemic factors of human brucellosis in Qiqihar from 2008 to 2014 so as to provide a scientific basis for prevention and control of the disease. Methods Descriptive epidemiologic method was used to analyze the monitoring results of human brucellosis in Qiqihar between 2008 and 2014. Indexes observed were: the incidence rate, the distribution of gender, age, occupation, area and time. Results From 2008 to 2014, there were a total of 15 003 cases of brucellosis covering all counties. The average incidence rate was 38.85/100 000. The average incidence rate of Meilisi Daur District was the highest, 178.93/100 000. Cases occurred year around and peaked in March-July. The average incidence rate of male and female brucellosis was 57.53/100 000 and 19.35/100 000, respectively, and male patients were more than female (χ2 = 3 658.973, P < 0.05). Most patients were in the 41-50 years old age group, and the number of patients was 4 386. The major occupation was farmer (herdsmen), which acount for 93.96% (14 097/15 003). Conclusions Qiqihar is the epidemic area of brucellosis and has a higher incidence. Governments should pay more attention to the epidemic of brucellosis. Health education and intervention measure for high-risk population should be strengthened and the professional team should be reinforced so as to reduce the incidence of brucellosis. Key words: Brucellosis; Epidemiology; Analysis