为了解明水县小学生营养性贫血的患病情况,1990年5月我们对随机抽取的745名县、乡、村8～12岁无急慢性疾病的小学生进行了调查。结果 745名学生患病332人,患病率达44.6％。轻度贫血占86.1％;中、重度分别占13.3％、0.6％。其中缺铁性贫血、大细胞贫血和混合性贫血分别占 In order to understand the prevalence of nutritional anemia among primary school students in Mingshui County, we surveyed randomly selected primary school students from 745 counties, townships and villages aged 8-12 years without acute or chronic diseases in May 1990. Results 745 students were sick 332 people, the prevalence rate of 44.6%. Mild anemia accounted for 86.1%; moderate and severe accounted for 13.3% and 0.6% respectively. Iron deficiency anemia, large cell anemia and mixed anemia were accounted for