卫生研究

目的　建立中国的膳食平衡指数 (DBI) ,综合评价中国成年人的膳食质量 ;为研究人员及食物营养政策制定者以及大众提供有效的膳食评价工具。方法　依据中国居民膳食指南 ,选择构成膳食平衡指数的食物组的单项指标。参照平衡膳食宝塔建议的食物摄入量确定每个单项指标的分值以及计分方法。结果　DBI由谷类食物、蔬菜和水果、奶类和豆类、动物性食物、油脂、盐、酒精及食物种类组成 ,以总分 ,负端分 ,正端分 ,膳食质量距及平衡膳食模式构成的评价体系既能反映摄入不足又能反映摄入过量 ,可用于评价群体和个体的膳食营养状况

Objective\ To establish Chinese Diet Balance Index(DBI ).; To evaluate the overall diet quality ;To provide an effective measurement in strument for researchers, food and nutrition policy makers and the publics. Methods The Dietary Guidelines for Chinese Residents motivated the s election of food-based components. The components were weighted and assigned c ut-offs and point schemes based on the Chinese Food Guide Pagoda. Five scoring m ethod are used to combine the component scores. Results 8 food- based components were selected , these are the intake of cereals, vegetable and fruit, bean and dairy, animal food, alcohol, salt, oil as well as the food varie ty. The scoring system including total score , lower bound score, higher bound s cores ,and diet quality distance can reflect both under and over intake. DBI c an be used as a measurement to evaluate the dietary quality of the individual or the population.