2000-2005年北京市大兴区麻疹疫情资料分析

[目的]了解麻疹流行特征，以便有针对性地采取有效控制麻疹的措施。[方法]对北京市大兴区2000～2005年麻疹疫情资料进行分析。[结果]2000～2005年合计确诊麻疹387例，年均发病率为9．32／10万。确诊病例中，流动人口占80．62％，本地病例占19．38％；实验室确诊病例占80．88％，临床确诊病例占19．12％。2000～2005年发病率分别为6．10／10万、3．41／10万、8．69／10万、4．48／10万、4．35／10万、26．59／10万。年均发病率，城镇地区为2．98／10万，城乡结合部为14．36110万，农村地区为10．01／10万。387例中，3～6月发病的占74．94％；散居儿童占36．18％，民工占18．09％，学生占10．85％；0～11月龄占19．90％，20-29岁占26．10％；男性占60．47％，女性占39．53％；有麻疹疫苗免疫史的占7．49％，无免疫史的占54．52％，免疫史不详的占37．98％。[结论]外来人口流人和免疫空白是大兴区麻疹发病的主要原因。

Analysis on the Epidemic of Measles in Daxing District of Beijing City from 2000 to 2005

[Objective]To understand the epidemiological characteristic of measles in order to take effective measures to control the epidemic of measles. [Methods]Epidemic data of measles from 2000 to 2005 in Daxing.district were analyzed. [Results]387 measles cases were confirmed from 2000 to 2005. The annual average incidence of measles was 9.32/ 100000. Among the confirmed cases, floating population accounted for 80. 62% , local cases accounted for 1 9. 3 8 %; Laboratory confirmed cases accounted for 80. 88% and clinically confirmed cases accounted for 19.12%. The morbidity was 6.10/100 000,3. 41/100 000,8.69/100 000,4. 48/100 000,4. 35/100 000 and 26.59/100 000 from 2000 to 2005 respectively. The average annual incidence was 2. 98/100 000 in down town and 14. 36/100 000 in suburb and 10. 01/100 000 in rural areas. Of the 387 cases, 74. 94% of them were reported from March to June, children living scattered, peasant workers and students accounted for 36. 18%, 18. 09% and 10.85% respectively. The people aged from 0 to 11 months and from 20 to 29 accounted for 19.90% and 26. 10%. Male and female accounted for 60. 47% and 39. 53%, 7.49% of them had measles immunization history,54. 52% of them had no immune history and 37.98% of them were unknown. [Conclusion]The floating population and immune blank were the main factors leading to measles epidemic.