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目的通过定点监测为汕头市登革热流行趋势的预测、预警和制定防治对策、措施提供科学依据。方法收集监测点的登革热疫情、人群抗体水平和媒介伊蚊等监测资料,用EPI2002软件统计分析。结果2005年汕头市无登革热疫情,抗登革热病毒IgGI、gM阳性率低,伊蚊幼虫孳生密度高峰在6、8、9、10月份,低谷在4、7、11月份,孳生情况随着月平均降水量、平均气温变化而变化;孳生场所以农村、暂时性容器为主。结论汕头市有登革热流行的自然、社会环境条件,人群普遍对登革热易感,8~10月是发动爱国卫生运动,清除伊蚊孳生地,预防、控制登革热流行的适当时机。
Objective To provide a scientific basis for the forecast and early warning of dengue epidemic trends in Shantou and to formulate prevention and control measures and measures through site-directed monitoring. Methods The surveillance data of dengue fever, human antibody level and Aedes albopictus were collected and analyzed by EPI2002 software. Results In 2005, no dengue fever was detected in Shantou City, and the positive rate of anti-dengue virus IgGI and gM was low. The peak of the density of Aedes larvae was in June, August, September and October, and the trough was in April, July and November. Precipitation, the average temperature changes and changes; breeding places in rural areas, mainly temporary containers. Conclusion Dengue epidemic in Shantou City, Dengue epidemic natural and social conditions, the general population susceptible to dengue fever, August to October is launching Patriotic Health Campaign, remove Aedes mosquitoes breeding places, the proper time to prevent and control Dengue epidemic.