中国学生体质健康调研组对5年来中国青少年缺铁性贫血的状况进行了调查。结果发现,城市青少年中出现严重贫血的比例大幅下降,但患边缘性贫血的比例却明显上升。尤其是城市男生,增长比率高达7.2%,占贫血男生总数的75%。 Chinese Students Physical Health Research Team conducted an investigation into the status of iron deficiency anemia in adolescents in China in the past five years. The results showed that the incidence of severe anemia in urban adolescents dropped significantly, but the proportion of marginal anemia was significantly increased. In particular, urban boys, the growth rate as high as 7.2%, accounting for 75% of the total number of anemic boys.