2005—2011年江阴市伤寒副伤寒流行特征分析

Analysis on epidemiological characteristics of typhoid and paratyphoid in Jiangyin City from 2005-2011

目的分析2005—2011年江阴市伤寒副伤寒流行特征和趋势,为制定防治策略提供依据。方法采用描述流行病学分析方法对江阴市2005—2011年疫情资料和监测点结果进行统计分析。结果 2005—2011年江阴市伤寒副伤寒年平均发病率为1.41/10万,发病高峰为4—10月,病例以15～49岁青壮年为主,0～5岁年龄组也占较高比例,学生、农民、散居儿童为高危人群,高发地区为流动人口比较集中的乡镇。结论江阴市伤寒疫情稳定在较低水平,但仍然面临回升的可能,仍需采取对学生、农民、散居儿童和流动人口等高危人群加强健康教育,继续加强疾病监测工作等综合性防控措施来进一步降低伤寒副伤寒发病率。

[ Objective] To analyze the epidemiological characteristics and tendency of typhoid and paratyphoid in Jiangyin City from 2005-2011, provide the basis for making prevention and control measures. [ Methods] The epidemic data and monitoring results in Jiangyin City from 2005-2011 were statistically analyzed with descriptive epidemiological method. [ Results ] The average incidence rate of typhoid and paratyphoid in Jiangyin City from 2005-2011 was 1.41/lakh, and the peak season was April to October. Most of cases were young adults aged 15- 49 years old, and 0-5 year-old age group also accounted for a great proportion. Students, farmers and scattered children were the high-risk population, and areas with high incidence rate were floating population concentrated towns. [ Conclusion] The epidemic situation of typhoid in Jiangyin City has been maintained at a relatively low level, but there is still a possibility of recovery. So it is necessary to strengthen the health education among the high-risk population （ including students, farmers, scattered children and floating population}, improve the monitoring, to reduce the incidence rate of typhoid and paratyphoid.