河北省卢龙县1988—2009年流行性出血热疫情监测

目的了解河北省卢龙县流行性出血热(EHF)的流行病学特征和流行因素,为预防和控制该病提供科学依据。方法采用流行病学调查的方法对病人进行调查,采用间接免疫荧光技术(IFAT)检测EHF抗原的方法进行鼠带毒情况的监测,采用夜夹法进行鼠密度调查。结果 EHF的流行特征:EHF各月份均有病例发生,其中以3—5月为发病高峰期;发病年龄2～76岁,其中以30～49岁年龄组为多;自然感染率为6%;鼠密度为3.32%;鼠带毒率为10.55%。结论开展全民灭鼠活动和疫苗接种是预防和控制该病的有效措施。

Surveillance of Epidemic Hemorrhagic Fever in Lulong County of Hebei Province during 1988-2009

Objective ] To understand the epidemiological features and epidemiological factors of epidemic hemorrhagic fever（EHF） in Lulong County of Hebei Province, and provide scientific evidence for prevention and control of it. Methods ] Epidemiological sur- vey method was adopted to perform investigation, indirect fluorescent antibody test （ IFAT ） antigen was used to detect EHF for monitoring of virus carrying status of rats. Night rat clip method was used for rat density investigation. Results ] EHF characteristics ： EHF cases appeared in each month, the peak incidence appeared in March - May; the onset age was 2 - 76 years, the most aged 30-49 years ; natural infection rate was 6% ; rat density was 3.32% ; rate of carrying virus in rats was 10.55 %. Conclusion ] The launch of anti-rodent activities and vaccination are the effective prevention and control measures for EHF.