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对人群营养状况的调查是保健工作的一个重要部分,是制定卫生政策和采取相应干预措施的依据。人群营养状况调查除膳食调查、体格测量、临床物理检查外,还应在可能的条件下进行仪器和生化检查。为正确引导我省人民的膳食营养,笔者在全省范围内进行了三次营养状况调查。 1 调查内容和方法 1.1 确定调查对象 三次营养调查时,主要考虑三个条件:一是地区位置分散;二是人口密集程度;三是经济状况不同;调查对象的确定均采取分层双阶或分层多级抽样的原
An investigation of the nutritional status of the population is an important part of health work and is the basis for the formulation of health policies and the corresponding interventions. Survey of nutritional status of the population In addition to dietary surveys, physical measurements, clinical physical examination, but also under the possible conditions of equipment and biochemical tests. To correctly guide the people of our province’s diet nutrition, the author conducted three in the province of nutritional status survey. 1 Survey content and methods 1.1 to determine the survey of three nutrition survey, the main consideration of three conditions: First, the geographical dispersion; Second, the degree of population density; Third, different economic conditions; to determine the survey were stratified by two orders or points Multi-level sampling of the original