广东省2009-2013年人间布鲁氏菌病疫情分析

Analysis of Epidemiology of Human brucellosis in Guangdong from 2009 to 2013

目的分析2009-2013年广东省布鲁氏菌病（简称布病）疫情特征,为今后制定防治策略提供参考依据。方法对广东省人间布病病例及布病监测点监测结果进行描述性分析。结果 2009-2013年广东省共报告人间布病病例281例。70.46%的病例发生在3~8月;广州市、江门市、佛山市三地市报病数合计占总报告病例数的54.09%;男性发病率高于女性,差异有统计学意义（χ^2=4.058,P〈0.05）;病例主要分布在40~60岁年龄组;病例中家务及待业、农民、商业服务3种职业所占比例较高。共抽血检测5 012人,其中血检虎红平板凝集试验阳性114人,阳性率2.27%。结论广东省人间布病主要以外地染疫羊只输入引起疫情为主,布鲁氏菌羊种3型为主要致病菌。

Objective To analyze the epidemiological characteristics of brucellosis in Guangdong from 2009 to2013 and provide scientific evidence for the development of prevention and control measures. Methods The descriptive epidemiological analysis was conducted on the incidence data and surveillance result of human brucellosis in Guangdong during this period. Results From 2009 to 2013,there were total 281 cases of brucellosis. The cases occurred in every month of one year with the peak time from March to August. The number of cases in Guangzhou,Jiangmen and Foshan together accounted for 54. 1% of the total number of cases. Morbidity rate was higher in male than female（ χ^2= 4. 058,P = 0. 034）,cases were mainly distributed in the 40 ~ 60 age group. The dominant cases were unemployed personals,farmers,and business services. There were 114 people detected Standard Tube Agglutination Test positive among positive among 5 012 occupational personals making the positive rate 2. 27%. Conclusions Human brucellosis epidemic mainly caused by the imported infected sheep in Guangdong province. Brucella species type 3 is the main pathogenic bacteria.