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目的 了解洞庭湖区不同人群灾年感染血吸虫的主要暴露方式。方法 在该区选择有溃垸的 2个受灾村和没有溃垸的 2个对照村 ,进行回顾性病例对照研究。结果 受灾村成年男性和女性主要感染方式相同 ,均为抗洪、日常生活、生产和游泳。未成年人灾年主要感染方式为游泳、嬉水和日常生活接触。结论 洪灾期间 ,居民接触疫水的各种方式在频次、持续时间和暴露强度上都有较大的改变 ,日常生活和游泳是 3组人群在洪灾期间的共同感染方式。灾年成年女性主要是日常生活接触疫水 ,成年男性和未成年人接触疫水的强度以游泳或嬉水为主
Objective To understand the main exposure patterns of schistosomiasis in different populations in Dongting Lake in disaster years. Methods In this area, 2 affected villages with ultima embankment and 2 control villages without ulceration were selected for retrospective case-control study. Results In the affected villages, the main infection ways were the same among adult males and females, both of which were flood fighting, daily life, production and swimming. The main mode of infection of minors during the disaster is swimming, swimming and daily life. Conclusion During the flood period, residents’ exposure to water in different ways changed greatly in frequency, duration and exposure intensity. Daily life and swimming were the common ways of co-infection during the flood season. Disastrous years of adult women are exposed to the daily life of water, adult males and minors exposed to the intensity of water to swimming or leisure-based