山东省1990～1996年农区人间布鲁氏菌病流行特点调查分析

Epidemiological Features of Human Brucellosis in the Rural Areas in Shandong During 1990 - 1996

应用流行病学方法和相应的统计手段对山东省 90年代农区布鲁氏菌病流行特点进行了调查分析。结果表明 ,其发病率呈逐年上升趋势 (趋势检验 :χ2 =76.0 6,P<0 .0 1) ;疫情在济南、淄博、潍坊和滨州 4个市地交界的贫困地区呈片状流行 ,病人病情重 ,症状典型 ,儿童和老年人患病增多 ,流行季节前移。流行菌型为羊种 3型。畜间检疫、免疫措施在以发展畜牧业为脱贫致富途径的地区不能落实 ,是疫情回升的主要原因。

Epidemiologic features of Brucellosis in the rural areas in Shandong in the 90 's were studied and analysed by means of epidemiological and statistical methods.Results indicated an in- creasing trend in incidence of the disease ( Trend tast:χ2 =76.0 6,P<0 .0 1) .Cases mainly concen- trated in few economically poor regions connecting Jinan,Zibo,Binzhou and Weifang cities or pre- fectures.The patients showed serious and classical clinical symptoms.More cases under14years and over60 years old were seen than before.The epidemic peak has been advanced with the epi- demic strain B.melti. identified.Mismanagement on animal quarantine,eradication of infected an- imals and vaccination in those poor areas accounted for the major reasons of the recurrence.