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目的了解龙川县华支睾吸虫病感染现状和流行特征。方法在全县随机整群抽样,选取5个镇的居民作为调查对象,采集粪便标本,采用改良加藤厚涂片法粪检虫卵。结果共调查2645人,华支睾吸虫感染率为19.2%(508/2645),其中男性感染率为25.0%,女性为11.1%,二者差异有统计学意义(χ2=80.1,P<0.001)。人群中不同年龄组表现出不同的感染率,以40～岁和50～岁两个年龄组感染率最重。结论龙川县华支睾吸虫病流行范围广,感染率高,已经成为一个严重的公共卫生问题,应积极开展综合性防治工作。
Objective To understand the status and epidemic characteristics of Clonorchis sinensis infection in Longchuan County. Methods Random cluster sampling in the county, select the residents of five township as the survey object, collecting stool specimens, the use of modified Kato thick smear fecal insecticidal eggs. Results A total of 2645 people were investigated. The infection rate of Clonorchis sinensis was 19.2% (508/2645), of which 25.0% were male and 11.1% were female. The difference was statistically significant (χ2 = 80.1, P <0.001) . Different age groups in the population showed different rates of infection, with the highest infection rates in both age groups of 40 and 50 years. Conclusion The prevalence of Clonorchis sinensis in Longchuan County is wide and its infection rate is high. It has become a serious public health problem and should be actively carried out.