建立中国食物与营养监测系统是一项具有战略意义的工作 .以目前卫生部在全国设立的 1 45个疾病监测点为基础 ,结合国家统计局城市社会经济调查总队 ,农村社会经济调查总队分布在全国的 60 0个样本县 (区 ) ,依照经济发展水平分为城市、一般农村和较贫困农村 3个分层 ,随机抽取 40个县 (区 )作为全国食物与营养监测点的监测方案是切实可行的 ,所抽取的 40个监测点既是国家食物与营养监测点 ,作为国家疾病监测网和国家统计局的城乡住户样本的共同二级样本 ,可以作到三网合一 ,资源共享 ,很有特点。“国家食物与营养监测系统”的 40个监测点分布在 2 6个省、自治区、直辖市 ,定期收集各点住户中儿童营养状况、家庭健康情况等有关方面的资料 ,同时通过收集相应点的上一年的抽样住户全年食物消费资料 ,以及相应的基础卫生资料 ,通过综合的数据分析 ,得到食物营养与卫生关系的信息。本文介绍了调查的具体方案、方法和准则。为了保证 1 998年全国儿童营养监测现场调查数据的质量 ,项目技术组抽取了 5个食物与营养监测点进行现场质量控制 (城市 2个 ,农村 3个 )。每个点抽取 40份调查表检查质量 ,并对 2 0名已测量过的 3～ 5岁儿童再测量身高、体重 ,检查数据的准确性和可靠性。检查结果是表格填写完整率为 96% The establishment of China’s food and nutrition monitoring system is a strategic task based on the existing 45 monitoring points set up by the Ministry of Health in the country and in conjunction with the National Bureau of Urban Social and Economic Survey Corps and the Rural Social and Economic Survey Corps In the country, 60 counties (districts) are divided into three levels according to the level of economic development: urban, general rural areas and poorer rural areas. It is feasible to randomly select 40 counties (districts) as the national monitoring program for food and nutrition monitoring points If feasible, the 40 monitoring points collected are both national food and nutrition monitoring points. As a common second-level sample of urban and rural household samples from the National Disease Surveillance Network and the National Bureau of Statistics, they can be used as triple play and resource sharing. Features. The 40 monitoring points of the National Food and Nutrition Monitoring System are distributed in 26 provinces, autonomous regions and municipalities directly under the central government. Periodic collection of information on children’s nutritional status and family health status at various points in the household is provided. At the same time, A year’s sample of household food consumption information throughout the year, and the corresponding basic health information, through comprehensive data analysis, food nutrition and health information on the relationship. This article describes the survey’s specific programs, methods and guidelines. In order to ensure the quality of the survey data of the national children’s nutrition monitoring in 1998, the project technical team selected five food and nutrition monitoring sites to carry out on-site quality control (two in the city and three in the countryside). 40 questionnaires were taken at each site to check the quality of the questionnaires, and the height and weight of 20 children aged 3 to 5 who had been measured were measured again to check the accuracy and reliability of the data. The test result is the form complete rate of 96%