2010-2012年深圳市戊型肝炎流行特征分析

目的分析深圳市2010-2012年戊型肝炎（简称＂戊肝＂）的流行特征,为制定戊肝防控措施提供依据。方法对中国疾病预防控制信息系统报告的深圳市2010-2012年确诊的1 154例戊肝病例个案资料进行分析。结果2010-2012年深圳市戊肝报告发病率波动在3.41/10万-4.04/10万,平均发病率为3.68/10万;平均发病率居前5位的分别是宝安区（5.08/10万）、罗湖区（3.25/10万）、龙岗区（3.10/10万）、坪山新区（2.80/10万）和南山区（2.79/10万）;病例主要集中在2-5月;男女比为2.21∶1;发病主要以中年人为主,平均年龄为（40.0±14.4）岁;发病人数中职业构成比最多的分别是工人374例（32.4%）和家务及待业249例（21.6%）。结论深圳市戊肝发病呈散发,发病高峰主要集中在冬春季节,应针对高危人群制定戊肝综合防控措施。

Hepatitis E epidemiological character analyses of Shenzhen city during 2010-2012

Objective To analyze the epidemiological character of hepatitis E（ HE） in Shenzhen city from 2010 to 2012,and to develop basis for preventing and controlling hepatitis E. Methods The epidemiological data of 1154 confirmed HE cases diagnosed from China disease prevention and control information system in 2010-2012 were analyzed. Results The incidence rate of HE was between 3. 41 /100000 in 2010 to 4. 04 /100000 in 2012 of Shenzhen city,the average rate was 3. 68 /100000. The rate in the top 5 were Baoan region（ 5. 08 /100000）,Luohu region（ 3. 25 /100000）,Longgang region（ 3. 10 /100000）,Pingshan new area（ 2. 80 /100000） and Nanshan region（ 2. 79 /100000） respectively; Cases were mainly concentrated from February to May; the ratio of male to female was 2. 21∶ 1; Most of the cases were middle-aged people,the average age was（ 40. 0 ± 14. 4） years; the occupation structure percentage were most workers of 374 cases（ 32. 4%）,followed by housework and jobless 249 cases（ 21. 6%） among incidence groups. Conclusions The prevalence of HE in Shenzhen was sporadic,the incidence peak were mainly in winter and spring,it is necessary to make comprehensive prevention and control measure for high-risk groups of HE.