上海市闵行区中学生食品营养标签认知度及应用现状

了解上海市闵行区中学生对食品营养标签的认知、态度、行为现状,为制定有针对性的营养标签健康教育干预措施提供依据.方法 采用问卷调查方法,对随机整群抽取的闵行区4所公立学校514名中学生进行食品营养标签认知度和应用调查.结果 74.1%的学生知晓食品营养标签,25.9%的学生完全不知晓.83.9%的学生认为有必要标示营养标签.学生营养标签相关知识平均总得分为(15.61±4.86)分,属于“中下”水平.47.3%的学生经常阅读营养标签,30.9%的学生选购食品时经常会参考营养标签.不同学段、性别和营养标签相关知识得分学生阅读比例差异均有统计学意义(x2值分别为16.802,5.344,17.667,P值均<0.05);初中生、男生经常阅读比例高于高中生、女生,营养标签相关知识得分越高者阅读比例也越高.结论 中学生对食品营养标签阅读、理解和应用能力不高.建议通过学校健康教育途径开展有针对性的学生营养标签健康教育活动,高中生和女生应列为重点教育对象.

A survey on recognition and application of food nutritional labels among middle school students in Minhang District of Shanghai

Objective To understand the recognition,attitude and application of food nutritional labels among the middle school students of Minhang district of Shanghai and to provide scientific basis for the development of intervention measures about the health education of targeted nutritional labels.Methods With the method of stratified random sampling,514 students from 4 public middle schools of Minhang district were selected to have a questionnaire survey on their recognition and application of food nutritional labels.Results Among the respondents,74.1% knew the food nutritional labels and 25.9% of respondents did not know the food nutritional labels.83.9% of students thought that the nutritional labels were necessary.The average total score of knowledge about nutritional labels in students was (15.61±4.86),which belonged to the "middle and lower" level.47.3% of respondents often read the nutritional labels,30.9% of students often referred to the nutritional labels while purchasing food.There were significant statistical differences in the proportion of students' reading between different grades,gender and kinds of nutritional labels(x2 =16.802,5.344,17.667,P<0.05).The reading proportion of junior high school students was higher than that of senior high school students and the reading proportion of boys was higher than that of girls,and the students who got higher score of nutritional labels related knowledge had the higher proportion of reading.Conclusion The proportions of reading,understanding and application of nutritional labels were low in middle school students.It was suggested that targeted activities of health education about nutritional labels were carreied out in middle schools,especially for the senior high school students and female students.