内蒙古自治区包虫病流行现况调查

Cross-sectional investigation of echinococcosis in Inner Mongolia

目的调查内蒙古自治区包虫病流行病学特征,为包虫病防治提供参考。方法采用多阶段分层整群抽样方法随机选择调查对象。采用SPSS 17.0统计分析流行病学调查数据。结果共调查53 313人,发现病例均为囊型(56例),未发现泡型病例,包虫病阳性率为0.11%。牧区包虫病阳性率最高(P<0.05)。女性阳性率高于男性,且差异有统计学意义(P<0.05)。40~60岁年龄组包虫病病例占阳性病例总数的51.8%。按患者职业统计,牧民的阳性率最高(P<0.05)。蒙古族的包虫病阳性率高于汉族(P<0.05)。对患者居住方式进行分析,游牧人群的包虫病阳性率最高,但不同居住方式整体上差异无统计学意义(P>0.05)。结论内蒙古自治区包虫病高发地区为牧区,高危职业为牧民,女性发病高于男性。

Objective To investigate the epidemiological characters of echinococcosis in Inner Mongolia. Methods The subjects were selected by multi-stage stratified cluster sampling method in the survey. The data were analyzed with SPSS 17.0. Results 53 313 people were investigated. The positive rate was 0. 11%. All of the cases were cystic echinococeosis （56 cases）. There were no alveolar hydatid cases. The residents living in pastoral areas showed the highest positive rate （P 〈 0. 05）. The positive rate of female was higher than that of male （ P 〈 0.05 ）. The subjects of Mongolian, 40 - 60 years old and herdsmen showed the highest positive rates among different ethnic groups, age groups and occupations, respectively （ P 〈 0. 05 ）. Conclusion The herdsmans and the people who live in pasturing area are high-risk population in Inner Mongolia.