目的:了解城市社区人群性病艾滋病的行为危险因素,为制定干预措施和评价防治效果提供信息。方法:采用3阶段整群随机抽样方法每月抽查200名居民,进行连续的性病艾滋病行为危险因素监测。结果:1996～2000年人群有关性病、艾滋病传播途径知识完全正确知晓率分别从49.9%上升到70.2%(P=0.00)和11.2%上升到33.9%(P=0.00)。性别、年龄、文化程度是主要影响因素。88.7%的人支持从15岁起对青少年进行性病、艾滋病知识教育。结论:人群性病及艾滋病知识知晓率逐年提高。 OBJECTIVE: To understand the behavioral risk factors of STD / AIDS in urban community population and provide information for formulating interventions and evaluating the effect of prevention and treatment. Methods: A total of 200 residents were randomly selected by 3-stage cluster random sampling method to monitor the behavior risk factors of STD and AIDS. Results: From 1996 to 2000, the rates of correct knowledge about HIV / AIDS transmission were increased from 49.9% to 70.2% (P = 0.00) and from 11.2% to 33.9% (P = 0.00) respectively. Gender, age, education level are the main influencing factors. 88.7% supported the education of teenagers about STD and HIV / AIDS from the age of 15. Conclusion: The awareness of STD and AIDS among the population has been increasing year by year.