杭州市超市消费者预包装食品营养标签行为流行病学调查

目的 了解杭州市超市消费者对预包装食品营养标签的认知、态度、行为的现状及其影响因素.方法 采用自行拟定的调查量表,选取杭州市某大型超市,随机抽取顾客进行面对面访谈.结果 在访谈的586(男202、女384)人中,平均年龄(41.6±17.23)岁.消费者对6种营养素的模拟购物题应答正确率依次为膳食纤维(71.84%)、脂肪(70.99%)、钙(60.75%)、盐(58.36%)、能量(50.85%)和糖(39.42%);对标识营养成分表、营养声称和希望了解相关知识的3个态度指标中,认同率分别为90.44%、87.03%和77.13%;对首次购买某食品阅读营养成分表和营养标签的2个行为指标中,阅读率分别为58.36%和80.03%.经logistic建模分析,男性、青少年、低教育人群是营养标签阅读行为的危险因素.结论 消费者营养标签阅读、理解和正确应用营养标签的能力不高,亟待改进营养标签与声称的可读性和权威性,应制定全国营养知识健康教育规划.

Abstract：

Objective To study the prevalence rates of knowledge,attitudes and use of the nutrition labeling and related influential factors in Hangzhou supermarket consumers.Methods Using a self-developed survey questionnaire,randomly selected customers were conducted a face-toface interview program in a large supermarket of Hangzhou city.Results 586 people were interviewed,including 202 males and 384 females,with the mean age as 41.6±17.23 years.The Facts Labels'were as follows:dietary fiber(71.84%),fat(70.99%),calcium(60.75%),salt (58.36%),energy(50.85%)and sugar(39.42%).The support rates of the three attitudes indicators were"support marking the Nutrition Facts Label"(90.44%)."support marking the nutrition claims"(87.03%)and"want to know more relative knowledge"(77.13%).There were 58.36% and 80.03%first-time buyers who would read the Nutrition Facts Food Labels and the Nutrition Claims.Through logistic model analysis,male,youth,low-educated people were found to be the risk factors related to the nutrition label reading behavior.Conclusion The capacity of the reading,understanding and correct application of nutrition labeling among consumers was not satisfactory.Improvement on the readability and the authority of nutrition labeling and the development of the national nutrition knowledge and health education programs were in urgent needs.