2004-2012年北京市其他感染性腹泻流行特征分析

Epidemiological characteristics of infectious diarrhea other than cholera,dysentery,typhoid and paratyphoid in Beijing,2004-2012

目的了解2004-2012年北京市其他感染性腹泻报告病例的流行特征,为预防控制其他感染性腹泻提供数据参考。方法对北京市2004-2012年通过中国疾病预防控制信息系统上报的其他感染性腹泻病例进行描述流行病学分析。结果 2004-2012年北京市共报告其他感染性腹泻病例461 918例,年报告发病率范围为228.59/10万～409.78/10万,呈逐年下降趋势。0～、20～和25～岁年龄组报告病例数居于前3位。散居儿童报告病例数最多,占全部报告病例的22.41%。报告病例较多的区为丰台、海淀和朝阳区,分别占全部报告病例的16.01%、12.48%和10.25%。每年7、8月为发病高峰。实验室诊断病例占全部报告病例的16.66%,报告比例呈逐年下降趋势。结论北京市2004-2012年其他感染性腹泻流行主要集中在散居儿童,夏秋季是北京其他感染性腹泻的高发季节,防控重点人群应同时关注儿童和成年人。

Objective To understand the epidemiological characteristics of infectious diarrhea other than cholera, dysentery, typhoid and paratyphoid （hereinafter referred to as other infectious diarrhea） in Beijing from 2004 to 2012 and provide reference for the prevention and control of other infectious diarrhea. Methods Descriptive epidemiological analysis was conducted on the incidence data of other infectious diarrhea in Beijing reported through national disease reporting information system from 2004 to 2012. Results A total of 461 918 cases of other infectious diarrhea were reported during this period with annual incidence declined, the annual incidence ranged from 228.59/lakh to 409. 78/lakh. The age groups 0, 20 and 25 years were affected mostly. Most reported cases were children outside child care settings, accounting for 22.41%. The first 3 districts reporting high case numbers were Fengtai, Haidian and Chaoyang, their cases accounted for 16.01%, 12.48% and 10. 25% of the total respectively. The annual incidence peak of other infectious diarrhea occurred during July-August. Only 16. 66% of the cases were laboratory confirmed and the annual proportion of these cases declined with year. Conclusion Other infectious diarrhea mainly occurred in children outside child care settings during summer/autumn. It is essential to strengthen the prevention and control of other infectious diarrhea both in children and adults.