成都市婴幼儿营养补充剂应用及影响因素探讨

Dietary supplement use and the related factors among infants and young children in Chengdu

目的了解成都市婴幼儿营养补充剂使用现状及影响因素。方法随机选取成都市两个社区257名0～3岁婴幼儿及其家长作为研究对象,通过问卷调查收集婴幼儿营养补充剂使用相关信息和家庭基本情况,分析影响营养补充剂使用的相关因素。结果婴幼儿营养补充剂总使用率为87.5%,各类营养补充剂使用率依次为维生素D 76.3%、维生素A 75.5%、钙33.5%、锌16.3%、铁3.9%;除铁制剂外,不同月龄组间婴幼儿营养补充剂使用率差异有显著性(P<0.05),随月龄增加钙、锌使用率呈上升趋势,维生素D和维生素A在6～11月龄段使用率最高;营养补充剂使用分别与家长对婴幼儿期营养重视程度(OR=0.186,P<0.05)和婴幼儿生长发育状况(OR=2.317,P<0.05)有关。结论成都市婴幼儿营养补充剂使用已较普遍,需加强专业指导以保证营养补充剂的合理应用。

Objective To investigate the prevalence of dietary supplement use and relevant factors among infants and young children in the urban area of Chengdu.Methods 257 infants and young children aged 0-3 years and their parents were selected by simple random sampling.Questionnaires were used to collect information about family characteristic and the use of dietary supplements of infants and young children in the past month.Logistic regression analysis was used to explore the related factors.Results The prevalence of dietary supplements use among infants and young children was 87.5%.The main types of supplements included vitamin D,vitamin A,calcium,zinc and iron,with the using prevalence of 76.3%,75.5%,33.5%,16.3%,3.9%,respectively.The prevalence of other types supplement use were different by age of children（P0.05）,in addition to iron.The prevalence of calcium and zinc supplements use were gradually increased with age increasing.Vitamin D and vitamin A supplements use in 6-11 months age group were higher than other children.Supplement use was associated with the attitude of the parents on infant and early childhood nutrition（OR=0.186,P0.05）and the growth and development status of children（OR=2.317,P0.05）.Conclusion Dietary supplement was used widely among infants and young children in Chengdu.It should pay more attention to improve professional guidance on dietary supplement.