上海市杨浦区急性病毒性肝炎发病趋势分析

Analysis on the Incidence Trends of Acute Viral Hepatitis in Yangpu District of Shanghai

目的分析2005—2018年上海市杨浦区急性病毒性肝炎发病趋势,为本区急性病毒性肝炎预防控制工作提供依据。方法采用描述统计分析、移动平均线分析等方法,对2005—2018年中国疾病预防控制信息系统公布的上海市杨浦区急性病毒性肝炎疫情资料进行分析。结果2005—2018年共报告上海市杨浦区急性病毒性肝炎发病2177例,年均发病率为11.95/10^5;共报告甲肝251例,急性乙肝401例,急性丙肝66例,戊肝715例,未分型肝炎744例,年均发病率分别为1.38/10^5、2.20/10^5、0.36/10^5、3.92/10^5、4.08/10^5。杨浦区急性病毒性肝炎发病率呈大幅下降后走平趋势;急性乙肝、急性丙肝、未分型肝炎发病率呈逐年下降趋势,甲肝发病率在较低水平波动,戊肝发病率平稳近两年有轻微上升趋势。结论上海市杨浦区急性病毒性肝炎的发病率整体大幅下降,戊肝发病率近两年小幅上升。

Objective To analyze the incidence trend of acute viral hepatitis in Yangpu District of Shanghai from 2005 to 2018, and to provide evidence for prevention and control of acute viral hepatitis in Yangpu District of Shanghai. Methods Descriptive statistical analysis and moving average analysis were used to analyze the epidemic data of acute viral hepatitis in Yangpu District of Shanghai published by China Disease Prevention and Control Information System from 2005 to 2018. Results The number of acute viral hepatitis in Yangpu District from 2005 to 2018 was totally 2177 and the annual average incidence was 11.95/10^5. There were 251 hepatitis A cases, 401 acute hepatitis B cases, 66 acute hepatitis C cases, 715 hepatitis E cases, and 744 unidentified hepatitis cases,with the annual average incidence of 1.38/10^5,2.20/10^5,0.36/10^5,3.92/10^5 and 4.08/10^5, respectively. The incidence trend of acute viral hepatitis in Yangpu District had decreased significantly and then leveled off;incidences of acute hepatitis B, acute hepatitis C, unidentified hepatitis showed year by year decline trends;incidence of hepatitis A kept in a low level;incidence of hepatitis E was stable but showed a slight rise trend nearly two years. Conclusion The overall incidence of acute viral hepatitis in Yangpu District of Shanghai has decreased significantly, and the incidence of hepatitis E has increased slightly in recent two years.