不同人群戊型肝炎血清流行病学调查

目的了解牡丹江市戊型肝炎流行情况,为制定戊型肝炎控制措施提供依据。方法在全市范围内随机选取健康人群626人,特殊职业(专业养猪人员)人群298人共计924人进行了戊型肝炎血清流行病学调查。结果牡丹江市戊型肝炎感染率为15.02%,特殊职业人群感染率为42.28%。戊型肝炎感染率1-15岁和30-59岁年龄段递增趋势不明显,15-29岁间感染率随年龄增长明显升高。性别间无明显差异。各县(市)区及城乡间无明显差异。结论特殊人群感染率是一般人群的2.81倍差别非常显著(P<0.01),可能与猪戊型肝炎有关。

Seroepidemiology Investigation and Analysis on Virus Hepatitis Eamong Different Crowds in MuDanjiang

Objective Understanding the prevalence of virus hepatitis E in MuDanjiang and providing theoretic basis for the prevention of hepatitis E. Methods Multistage cluster - randomized sample were designed to survey, including 626 healthy persons and 298 special occupational persons （ such as pig keepers） . The anti - HEV in blood samples were detected by ELISA. Results The rate of positive anti - HEV was 15.02%, special occupational persons accounted for 42. 28%. The obviously increase was from 15 to 29 years old. The rate of positive anti - HEV had no statistical difference between male and female. So was the difference between urbanites and countrymen. Conclusion These results indicated that the rates of positive anti - HEV had significant statistical difference between healthy croweds and special occupational persons. The later is 2. 81 times than the fronter. It is related to Hepatitis E.