【目的】 了解榆林地区儿童体内微、常量元素状况及饮食行为的关系,为合理制定不同发育阶段儿童膳食方案提供参考。 【方法】 对7 396例1~7岁儿童进行了微、常量元素的测定,并与饮食行为之间进行比较。 【结果】 榆林区儿童存在不同程度的常、微量元素缺乏情况,其中锌、铁、钙缺乏情况最为严重,缺锌居第1位(49.80%),缺铁居第2位(41.85%),其次为缺钙(29.91%)。各年龄组常、微量元素锌、铁、钙比较差异具有统计学意义(P＜0.05)。大部分儿童普遍存在不良饮食行为习惯,儿童血锌与血铁明显高于饮食行为习惯差组儿童,差异有统计学意义(P＜0.05)。 【结论】 榆林地区1~7岁儿童部分常、微量元素缺乏较普遍,并与饮食行为有一定的关系,应加大宣传力度,合理调整饮食结构及纠正不良饮食行为。

【Objective】 To know the relation of constant and trace element and diet behavior of 1~7 years old childern in Yulin. 【Method】 7 396 children's constant and trace elements ages from 1~7 years old were measured,and compared with diet behavior. 【Results】 Zinc,iron,and calcium were in the biggest need.Zinc ranks the first(49.80%) in the 4 age ranges,iron ranks second(41.85%),calcium third(29.91%).There were significant difference about zinc,iron,and calcium between aged 1~3 and aged 3~7(P<0.05).Most children had bad dietary and behavioral habits.The levels of blood zinc and iron among the children with good dietary and behavioral habits were significantly higher than those among the children with bad dietary and behavioral habits (P＜0.05). 【Conclusion】 Lake of some constant and trace elements are common and related of diet behavior.The relevant media should increase the publicity and should be proposed in the diet structure and correcting bad diet behavior.