随着血防工作深入，特别是健康教育内容的具体化，人们自我防护意识增强，人群血吸虫感染率下降。结合益阳市第2次全国血吸虫病抽样调查，对实施健康教育干预后，洞庭湖洲垸型流行区不同人群血吸虫病流行率的变化分析报告如下。1方法1．1“全民血防日”活动自1991年至今，每年4 With the deepening of blood-defense work, in particular, the content of health education, the awareness of self-protection increased, the population decreased infection rates of schistosomiasis. Combined with the second national sample of schistosomiasis in Yiyang City, after the implementation of health education intervention, the epidemic rate of schistosomiasis in different populations of embankment embankment in Dongting Lake continent is analyzed as follows. 1 Method 1.1 “National Blood-Anti-Japanese Activities” since 1991, 4 per year