广西桂北少数民族地区2017年华支睾吸虫感染调查

目的 了解桂北少数民族地区华支睾吸虫的人群感染现状,为制定有效的防治对策提供科学依据。方法 选择龙胜作为调查县,按地理方位分片区选择5个调查点,每个调查点采集200个3周岁以上常住居民的粪便样本,采用改良加藤厚涂片法检测华支睾吸虫虫卵并计数,同时对被调查者进行问卷调查。结果 华支睾吸虫感染率57.99%（606/1 045）,其中72.94%的感染者为轻度感染。各调查点中瓢里镇的感染率最高,为80.09%（161/201）,差异有统计学意义（P<0.01）;瓢里镇的中、重度感染占42.86%。男、女性的感染率分别为64.38%（320/479）、52.18%（286/548）,差异有统计学意义（P<0.01）; 45~<60岁年龄组人群感染率最高,为72.96%（251/344）;壮族人群感染率最高为75.32%（235/312）,较其他民族高,差异有统计学意义（P<0.01）;初中文化水平人群感染率最高,为72.50%（261/360）,以干部职工感染率最高,为74.04%（77/104）,差异有统计学意义（P<0.01）。结论 华支睾吸虫感染已成为当地的重大公共卫生问题,应引起政府高度重视,积极采取防治措施。

Status of Clonorchis sinensis in the minority area of northern Guangxi, 2017

Objective To understand and analyse the current status of Clonorchis sinensis (C. sinensis) infections in the minority area of northern Guangxi Province, and provide scientific basis for formulating the prevention and control measures for Clonorchiasis siensis. Methods Longsheng was chosen as the investigation county, in which five survey sites were selected according to geographical orientation. Fecal samples were collected from 200 subjects with over 3 years old in every investigation point, and C. sinensis eggs were detected by modified Kato-Katz thick smear method. At the same time, questionnaires were conducted among the respondents. Results The C. sinensis infection rate was 57.99%（606/1 045）, of which 72.94% was mild. The highest infection rate was found in Panli Town (P< 0.001), which was 80.09% (161/201), and 42.86% were moderate to severe infection. The C. sinensis infection rate in males was 64.38%（320/479） significantly higher than that in females [52.18%（286/548）] (P< 0.001). Among different age groups, the infection rate in 45-<60 group was 72.96%（251/344） that higher than others (P< 0.001). Zhuang minority people [75.32%（235/312）] were slightly higher than that in other groups (P< 0.001). The infection rate of junior middle school education level was the highest (P< 0.001), 72.50% (261/360), and which of cadres and staff was the highest (P< 0.001), 74.04% (77/104). Conclusion The C. sinensis infection has become a serious public health problem in the region. The local government should attach great importance to it and take active preventive measures for it.