Guthrie H A
Am J Clin Nutr. 1976 Sep;29(9):1048-50. doi: 10.1093/ajcn/29.9.1048.
Data from 19 dietary and biochemical indices of nutritional status for 419 participants in the Preschool Nutrition Survey were analyzed to determined the smallest number of variables that could be used to identify all children with any of measure below a criterion of adequacy. Serum transferrin iron and dietary iron intake identified 74% of those at nutritional risk. Additional information on dietary calories, calcium, ascorbic acid, thiamin, and vitamin A identified all subjects at risk.
对419名参加学前营养调查的参与者的19项饮食和营养状况生化指标数据进行了分析，以确定可用于识别所有营养水平低于充足标准的儿童的最少变量数量。血清转铁蛋白铁和膳食铁摄入量识别出了74%有营养风险的儿童。关于膳食热量、钙、抗坏血酸、硫胺素和维生素A的更多信息识别出了所有有风险的受试者。
