南宁铁路辖区职工华支睾吸虫感染及相关因素的调查

Investigation on the infection of Clonorchis sinensis and its relative factors among the staff of railway in Nanning,Guangxi,China

目的了解南宁铁路辖区职工华支睾吸虫感染情况及影响因素。方法用改良加藤厚涂片法粪检,计数虫卵;以问卷方式收集受检者性别、年龄、职业、籍贯、常年居住地、经济水平、文化程度、吃鱼方式及菜刀、砧板使用习惯等相关因素;应用单因素及多因素Logistic回归分析方法研究华支睾吸虫感染的各种影响因素。结果共调查836人,华支睾吸虫感染率为47.01%,其中男性为50.78%,女性为4.41%;南宁以北、南宁城区、南宁以南片区感染率分别为67.61%、43.94%、35.29%(P<0.01);有生食鱼虾史者感染率高达67.33%。多因素回归分析结果表明,对华支睾吸虫感染有影响的因素主要有吃鱼习惯、居住片区、性别。结论南宁铁路辖区职工华支睾吸虫感染形势严峻,吃鱼习惯是影响感染率的首要因素,应通过加强卫生宣教提高职工的防病意识,同时开展普查普治,才能最大限度控制华支睾吸虫病在该地区的流行。

Objective To understand the situation and the major factors of Clonorchis sinensis infection in staff of railway in Nanning. Methods The modifier Kato-Katz thick smear was used for detection of C. slnensis eggs in the feces the way for making fishes and generally information were collected by questionnaire .single and multiple factor analysis were adapted to analysis the risk factors. Results Total 836 persons were investigated with positive rate 47.01 %, for male 50.78% （390/768） and female 4.41% （3/68）, with those who had raw freshwater fishes or shrimps eating history was high up to 67.33%（373/554）. The habit of eating fish, the living area and sex were chosen into the regression equation by the multi-factors logistic regression analysis. Conclusion The infection rate of C. sinensis is higher in staff of railway and mainly cause is eat raw freshwater fishes or shrimps in Nanning.