论文部分内容阅读
目的分析洛阳市流行性乙型脑炎(乙脑)流行趋势、特征,以及影响因素和防控策略。方法对2004-2009年洛阳市348例乙脑患者资料用Excel 2003和SPSS 12.0软件进行统计、分析。采集疑似病人血液标本,用酶联免疫吸附法(ELISA)检测血清乙脑IgM抗体。结果 2004-2009年洛阳市乙脑累计发病348例,发病率波动在0.30/10万~1.81/10万,发病集中于7、8、9月,占98.56%;洛阳市≥15岁年龄组发病率明显上升(54.60%,190/348),河南省发病年龄以0~14岁小年龄组为主(79%),二者发病年龄构成比差异有统计学意义(χ2=464.52,P<0.05)。结论乙脑发病呈下降性、季节性、地域性和年龄分布差异的特点,控制洛阳市大年龄组的发病,加强小年龄组的疫苗接种,是乙脑防控的重点。
Objective To analyze the epidemic trend, characteristics, influencing factors and prevention and control strategies of Japanese encephalitis (JE) in Luoyang. Methods The data of 348 patients with JE from 2004 to 2009 in Luoyang were statistically analyzed with Excel 2003 and SPSS 12.0 software. Blood samples of suspected patients were collected and serum IgE IgM was detected by enzyme-linked immunosorbent assay (ELISA). Results The cumulative incidence of Japanese encephalitis in Luoyang from 2004 to 2009 was 348, with the incidence fluctuating from 0.30 / 100000 to 1.81 / 100000. The incidence was concentrated in July, August and September, accounting for 98.56%. In Luoyang City, (54.60%, 190/348). The age of onset in Henan Province was mainly in the small age group of 0-14 years old (79%). There was significant difference in the age of the two groups (χ2 = 464.52, P <0.05) ). Conclusion The incidence of Japanese encephalitis showed a decreasing, seasonal, regional and age distribution differences in the control of the incidence of large-age group in Luoyang City, and strengthen the vaccination of small age group, is the focus of prevention and control of JE.