摘要：目的 了解南通市海安县青少年人群的膳食的特点,并提出合理建议。方法 运用24 h回顾法在海安县县城及周边的乡镇调查了500名青少年,对每个调查对象的各类食物摄入量进行询问,分别统计早餐的摄入情况、每日食物的种类和数量、一日三餐能量分配比等，并将青少年摄入主要营养素及矿质营养素的量与同期韶关市青少年的膳食营养调查进行了比较。结果 大部分青少年膳食中的蔬菜、豆类及豆制品、奶及奶制品摄入不足,三大产热营养素的热能供给比例适宜,热能、蛋白质、钙、核黄素和硫胺素的摄入均不同程度不足,动物性食物、大豆类及其制品等优质蛋白的比例占所有食物来源蛋白质的23%。 结论：海安县青少年的膳食营养情况基本良好，但要注意增加豆类，薯类，水果及铁的摄入。
关键词：青少年；海安县；膳食调查；营养评价
Abstract: Objective my objective is to understand the teenagers in HaiAn crowd and put forward reasonable proposals. Methods I used 24 h review method to 500 teenagers in HaiAn county and in the surrounding towns and asked for intake of all kinds food. Then l Statisticsed takes in the situation of breakfast, the amount and variety of daily food intake, the amount and type of energy distribution and three meals a day than,.Taking comparision on the intake of principal nutrients in teenagers and mineral nutrients and the quantity of meal nutrition survey in ShaoGuan teenagers. Results: Most dietary of vegetables, beans and bean products, milk and milk products are absorbed insufficient, three heat production nutriment heat supply ratio is appropriate, heat, protein, calcium, lactoflavin and thiamin intake are different degree is insufficient, animal, soybean and the proportion of high-quality protein products etc is of all food sources of protein 23%. Conclusion Teenagers of HaiAn county dietary nutrition intake is good, but we should pay attention to them to increase the intake of beans, potato, fruit and iron.
Key words: Teenagers; HaiAn Dietary survey; Nutrition evaluation
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