2008—2011年河北省沧县布鲁杆菌病例与感染监测分析

Surveillance of brucellosis cases in Cang County of Hebei Province from 2008-2011

目的探讨河北省沧县布鲁杆菌病(布病)流行特征和规律。方法对2008—2011年沧县开展布病工作的疫情和人群检测资料进行统计分析。结果 2008—2011年共发生布病病例35例,35例患者,全年均有发病,多数病例集中在4—9月份,主要分布在褚村乡,占74.29%。共主动监测重点人群822人,检出感染者34例,感染率为4.14%。接触宿主来源不同其感染率不同,差异有统计学意义(χ2=19.08,P<0.01)。结论感染与发病主要集中在职业暴露人群中,有地区、生活习惯和时间集中的趋势,传染源主要是外地区输入病畜,传播途径主要为直接接触。

[ Objective ] To explore the epidemic features and laws of brucellosis cases in Cang County of Hebei Province. [Methods]The epidemic and detection data of brucellosis cases in Cang County from 2008-2011 were statistically analyzed. [ Results] From 2008-2011, a total of 35 cases of brucellosis were reported in all the year around, most cases concentrated during April-September, 74.29% were in Chu Village. A total of 822 people were actively monitored, 34 （4.14%） were detected as infection. The infection rate was significantly different between hosts from different sources （χ2 = 19.08 ,P 〈 0.01 ）. [ Conclusion] Infection and disease mainly concentrates in occupational exposure group, with region, living habit and time concentrated trend, the area is the main source for the input disease livestock, transmission way for direct contact with the main. The main source of infection is outer regions input sick animals. The main route of transmission is direct exposure.