2017-2019年揭阳市其他感染性腹泻流行病学特征

Epidemiological characteristics analysis of other infectious diarrhea in Jieyang City,Guangdong Province, 2017-2019

目的了解2017-2019年揭阳市其他感染性腹泻流行特征及变化趋势,为防控工作提供技术支持。方法从"中国疾病预防控制信息系统"和"广东省急性传染病监测信息系统"中收集其他感染性腹泻疫情及病原学监测资料,并对数据进行描述性流行病学分析。结果2017-2019年揭阳市共报告其他感染性腹泻16092例,发病率为88.08/10万。揭阳市各地区和各年龄组(0~85岁组)均有病例报告,年龄以<3岁散居儿童为主。每年发病高峰均出现在冬春季,具有明显的季节性。2017-2019年揭阳市共采集粪便标本1739份,均未检出霍乱弧菌和志贺菌,其中轮状病毒检出率11.21%,诺如病毒检出率4.43%。结论揭阳市其他感染性腹泻流行的季节性特征明显,<5岁散居儿童为重点防控对象,病原学监测以轮状病毒为主要病原体,应继续加强其他感染性腹泻疫情监测。

Objective To understand the epidemic characteristics and trends of other infectious diarrhea in Jieyang City from 2017 to2019,and provide technical support for prevention and control.Methods:The descriptive epidemiology was adopted to analyze the data of other infectious diarrhea from China Disease Prevention and Control Information System and Guangdong Acute Infectious Disease Surveillance Information System.Results:A total of 16092 cases of other infectious diarrhea were reported in Jieyang from2017 to 2019,with an incidence of 88.08/100000.Cases were reported in all regions and age groups(0 to 85 years),with scattered children under the age of 5 being the predominant cases.The peak of incidence occurs in winter and spring every year,with obvious seasonality.1739 fecal specimens were collected in Jieyang City from 2017 to 2019.No Vibrio cholerae and Shigella were detected.The detection rate of rotavirus was 11.21%and the detection rate of norovirus was 4.43%.Conclusion:The seasonal characteristics of other infectious diarrhea epidemics in Jieyang City are obvious.The majority are scattered children under the age of 5,which should be as the key prevention and control target.Rotavirus is the main pathogen in the pathogenic surveillance.It is necessary to strengthen the surveillance and control work.