安徽省阜阳市2005～2013年法定报告传染病流行特征分析

Analysis on epidemiological characteristics of notifiable infectious diseases in Fuyang City during 2005-2013

目的分析安徽省阜阳市法定报告传染病发病趋势及流行特征。方法通过疾病监测报告管理信息系统收集阜阳市2005-2013年法定传染病监测资料,采用描述性流行病学方法进行统计分析。结果 2005-2013年,阜阳市共报告法定传染病32种,合计329 026例,发病率在266.16/10万-725.39/10万,年平均发病率为449.81/10万,不同年份发病率比较,差异有统计学意义（χ^2=40 882.34,P〈0.01）,且发病率有整体上升趋势（χ^2=36 742.94,P〈0.01）,其中丙类传染病年报告发病率在43.86/10万~490.74/10万,上升明显。病例分布有明显季节性,5月为发病高峰,呈单峰分布,集中在4~7月,占47.20%（155 300/329 026）;男性病例数明显高于女性;年龄分布以0~〈10岁年龄组传染病发病数最多,占43.99%（144 724/329 026）。地区分布以临泉县报告病例最多,为96 340例,占29.34%。结论阜阳市传染病发病呈逐步上升趋势,其中丙类传染病上升明显。应进一步加强多发病和重点疾病防控工作,积极降低死亡率。

Objective To analyze the epidemiological characteristics and incidence trends of notifiable infectious diseases in Fuyang City of Anhui Province. Methods The monitoring data of notifiable infectious diseases in Fuyang City during 2005-2013 were collected from the China Information System for Disease Control and Prevention. The descriptive epidemiology method was used for conducting statistical analysis. Results 32 kinds of notifiable infectious diseases including 329 026 cases were reported in Fuyang City from 2005 to 2013 ,the incidence rate was 266.16/100 000-725.39/100 000 with the average annual incidence rate of 449.81/100 000, and the average incidence rate has statistical differences among different years（x^2=40 882.34, P〈0.01 ）, moreover the incidence rate showed the upward trend as a overall （x^2=36 742.94, P〈0.01 ）. There was obvious seasonality in the disease cases distribution. May was the high peak of onset as a single peak distribution, which was concentrated at April to July, accounting for 47.20% （155 300/329 026）;the number of male cases was significantly higher than that of female cases; the age distribution displayed that the number of onset cases was highest in the age group of 0-〈10 years old,accounting for 43.99% （144 724/329 026）. In the area distribution, the reported cases （96 340 cases） were maximal in Linquan County, account ing for 29.43%. Conclusion The onset level of infectious diseases shows a gradually rising trend in Fuyang City,in which,the increase of category C infectious diseases is more obvious. The control and prevention works of frequently-occurring diseases and key ones should be further strengthened to actively reduce their mortality.