由于社会经济、文化的发展与变迁,青年学生的性观念和生活方式变化很大,涉足不安全异性性行为、同性恋和毒品使用的危险性在增加,势必成为艾滋病感染的重点人群。本调查的目的在于了解青年学生的艾滋病知晓率、性行为、毒品使用情况及艾滋病毒(HIV)、梅毒的感染情况。1对象与方法1.1对象2014年我们对宁海县2所高中的916名高三毕业班学生进行问卷调查,剔除信息不全和逻辑错误的 Due to socio-economic and cultural development and changes, the concept of young people’s sexual attitudes and lifestyle changes greatly and involve unsafe heterosexual sex. The risk of homosexuality and drug use is on the rise, and it is bound to become a key group of people living with HIV / AIDS. The purpose of this survey is to understand the awareness of HIV / AIDS among young students, their sexual behavior, drug use, and the prevalence of HIV and syphilis. 1 Subjects and Methods 1.1 Subjects In 2014, we conducted a questionnaire survey on 916 senior high school graduates in 2 high schools in Ninghai County, excluding incomplete information and logical errors