[Study of screening criteria for anemia among school children in China]

A study of 10,378 school children of 6-17 years old from six southern and northern provinces of china, where there was no hookworm disease or thalassemia was made. All the children selected were healthy, with normal development and well nourished. Abnormal children and national minorities were excluded. After taking vermifuge before experiment, the subjects were given FeSO4 tablet 100 mg/day for 60 days, at same time they were given dietary instructions. Hb was measured before taking FeSO4 and two weeks after stop taking the drug. Based on the results of Hb values of children with supplemented iron, deriving percentile curves, according to percentile 5 and the reference suggestions used at home and abroad, the following (criteria) for screening anemia of Chinese children are suggested: [table: see text]