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近年来艾滋病 (ＡＩＤＳ)在我国传播速度明显加快 ,ＡＩＤＳ不仅是个医学问题 ,而且是严重的社会问题。为了解医学中专生对ＡＩＤＳ有关知识掌握情况 ,更好地预防控制ＡＩＤＳ ,2 0 0 2年 1月我们对卫校学生进行了抽样调查。1 对象与方法1.1 对象 按分层整群的原则 ,抽取学
In recent years, the spread of AIDS in China has obviously accelerated. AIDS is not only a medical problem, but also a serious social problem. In order to better understand AIDS-related knowledge among medical students and to better prevent and control AIDS, we conducted a sample survey of health students in January 2002. 1 objects and methods 1.1 objects according to the principle of hierarchical clustering, extraction learning