北京高校大学生保健食品消费现状及影响因素

目的 了解北京市高校大学生保健食品消费现状及其影响因素，为引导保健食品的消费与开发、加强对高校学生营养保健知识培训提供科学依据。方法 随机抽取北京市10所高校465名学生进行自填式问卷调查。结果 54.4%的大学生在大学期间曾经或正在服用保健食品，其中54.1%保健食品年消费金额<200元；消费种类主要是补充维生素和矿物质（49.0%）、增强免疫力（22.0%）和补脑类（12.0%）；多因素分析表明，相信保健食品功效（OR=2.610，95%CI=1.050~6.485）、比较相信保健食品功效（OR=2.013，95%CI=1.206~3.359）、有家人服用保健食品（OR=3.779，95%CI=2.114~6.753）对自身保健食品消费意愿有明显影响。结论 北京市高校>50%的大学生有消费保健食品经历，浏览保健信息的频率、对保健食品功效的态度以及家人或同学是否服用是北京市高校大学生保健食品消费的重要影响因素。

Status quo and influencing factors of functional food consumption among college students in Beijing

Objective To study the consumption status and influencing factos of functional food among college students in Beijing and to provide scientific basis for consumption of functional food and nutritional knowledge training among college students.Methods Random cluster sampling method was used in this survey.Totally 465 college students from 10 universities in Beijing were investigated with a self-administered questionnaire.Results Among the students,54.4% take or ever took functional food and 51.4% spend less than 200 RMB yuan on functional food per year.The main types of functional food consumed by the students were vitamins and minerals(49%),nutrient immuno-stimulants(22%) and products for improving memory(12%).Multivariate analysis showed that believing the effect of functional food(odds ratio[OR]=2.610,95% confidence interval[95%CI]=1.050-6.485),believing the effect of functional food at some extent(OR=2.013,95%CI=1.206-3.359) and familiy members taking functional food (OR=3.779,95%CI=2.114-6.753) were significant factors influencing functional food consumption in the students.Conclusion More than a half of the college students in Beijing take or ever took functional food.The frequency of browsing health-related information,the attitude towards the effectiveness of functional food and whether family or classmates taking functional food are important factors influencing functional food consumption among college students.