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目的描述宜兴市2007—2009年病毒性肝炎的流行特征,为探讨肝炎防治有效干预措施提供科学依据。方法采用描述性流行病方法,对该市23个乡镇疫情信息网报告肝炎病例应用SPSS 13.0进行统计分析。结果宜兴市2007—2009年共报告病毒性肝炎1643例,年均发病率为51.69/10万,其中男性1172例,女性471例,性别比为2.49∶1。各年发病率分别为55.51/10万、50.64/10万、48.94/10万,呈逐年下降趋势。乙型肝炎和未分型肝炎所占比例较大,分别为56.60、33.66%。发病年龄以25岁~、45岁~年龄组为主,分别占42.06%、36.40%;农民和工人是发病的主要人群,分别占53.32%、16.13%。结论该市病毒性肝炎防治应以乙型肝炎的防治为重点,需加强对成年人,尤其是农民、工人及民工的肝炎防治工作。
Objective To describe the epidemiological characteristics of viral hepatitis in Yixing City from 2007 to 2009 and to provide a scientific basis for exploring effective interventions for prevention and treatment of hepatitis. Methods Descriptive epidemiological methods were used to analyze the hepatitis cases reported by 23 township epidemic information networks in the city using SPSS 13.0. Results A total of 1643 cases of viral hepatitis were reported in Yixing City from 2007 to 2009, with an average annual incidence of 51.69 / 100 000, including 1172 males and 471 females, with a sex ratio of 2.49: 1. The annual incidence was 55.51 / 100000, 50.64 / 100000, 48.94 / 100000, showing a declining trend year by year. Hepatitis B and non-type hepatitis accounted for a large proportion, respectively 56.60,33.66%. The age of onset was mainly from 25 years old to 45 years old, accounting for 42.06% and 36.40% respectively. Peasants and workers accounted for 53.32% and 16.13% respectively. Conclusion The prevention and treatment of viral hepatitis in this city should focus on the prevention and treatment of hepatitis B, and hepatitis prevention and control should be strengthened for adults, especially farmers, laborers and migrant workers.