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目的了解广州市其他感染性腹泻流行病学特征,为有效控制感染性腹泻提供依据。方法对广州市2011年疾病监测信息报告系统中上报的其他感染性腹泻病例进行描述性流行病学分析。结果 2011年广州市共报告其他感染性腹泻病例14 281例,年发病率112.44/10万。<2岁发病70.89%。10～12月为发病高峰。报告发病率居前4位的地区依次为黄埔区、花都区、番禺区和白云区。实验室诊断病例占报告病例总数的4.73%,其中轮状病毒、诺如病毒及两者合并感染分别占实验室诊断病例的57.81%、25.78%和5.63%。结论广州市2011年其他感染性腹泻流行主要集中在0～2岁散居儿童,秋冬季是其他感染性腹泻的好发季节,轮状病毒为主要病原体,且存在轮状病毒和诺如病毒交叉感染。降低轮状病毒性腹泻发病率是有效控制感染性腹泻的重要措施之一。
Objective To understand the epidemiological characteristics of other infectious diarrhea in Guangzhou and provide evidence for effective control of infectious diarrhea. Methods Descriptive epidemiological analysis of other infectious diarrhea cases reported in the 2011 Disease Surveillance Information Reporting System of Guangzhou City was conducted. Results In 2011, Guangzhou City reported a total of 14 281 cases of other infectious diarrhea cases, with an annual incidence rate of 112.44 / 100000. 70.89% of patients <2 years old. 10 to December peak incidence. The areas with the top 4 reported incidences were Huangpu District, Huadu District, Panyu District and Baiyun District in turn. Laboratory diagnosis accounted for 4.73% of the total number of reported cases, of which rotavirus, Norovirus and their combined infections accounted for 57.81%, 25.78% and 5.63% of the total respectively. Conclusion The prevalence of other infectious diarrhea in Guangzhou in 2011 is mainly concentrated in children aged 0-2 years. Autumn and winter are the predominant seasons of other infectious diarrhea with rotavirus as the main pathogen and rotavirus and Norovirus cross-infection . Reducing the incidence of rotavirus diarrhea is one of the important measures to effectively control infectious diarrhea.