我国城市儿童少年家庭食物购买及其影响因素

目的：了解我国城市儿童少年家庭中食物购买及其影响因素，为制订营养教育策略提供科学依据，方法：采用三阶段分层随机整群抽样的方法从广州，上海、济南和哈尔滨4城市随机抽取学龄前儿童和中小学生的家长9464名作为调查对象，使用问卷调查的方法，收集这些家庭中食物购买及影响因素方面的信息。结果：城市儿童少年家庭中，69．8％的母亲总是或经常负责食物的购买，26．3％的父亲总是或经常负责食物的购买。食物的新鲜度，卫生，营养和孩子的好恶等是城市家庭购买食物时考虑的主要因素。20．7％的城市儿童少年经常要求家庭购买某种食物，49．9％的家庭在购买食物购买有一定的影响，应对加强对家长和儿童少年进行食物和营养知识的教育，提高他们合理选择和搭配食物的能力。

The food purchase practice and its influencing factors of families living in urban China

Objective To investigate the food purchase practice and its influencing factors of families living in urban China,provide basic information for developing effective nutrition education program.Methods Nine thousand nine hundred and seventy six child parent pairs were selected from Guangzhou,Shanghai,Jinan and Haerbin using a stratified multi stage cluster random sampling method.Questinnaire survey was used for data collection.SAS statistical software was used for analyzing 9 464 child parent pairs.Results Mothers were mainly responsible for food purchase in 69.8% of the investigated families while only 26.3% of fathers were responsible for food purchase.Food freshness,hygiene,nutrition and children's preferences were the major influencing factors for food purchase.20.7% children requested for buying certain foods while 49.9% parents refer to their children' s suggests when buying foods.Conclusions Mothers were the major decision maker for food purchase in urban China while children influenced family food purchase.Nutrition education program should be launched in order to improve their ability of food selection.