重庆市中小学生贫血状况及其对体质发育影响分析

目的　了解重庆市中小学生贫血状况及其对体质发育的影响 ,为防治工作提供依据。　方法　对 1999年重庆市中小学生贫血现状以及贫血组与非贫血组学生的体质发育状况进行分析。　结果　中小学生的贫血患病率为2 0 .14% ,12岁组的患病率最高 (3 0 .3 9% ) ;女生贫血患病率明显高于男生 (P<0 .0 1) ,城乡学生的贫血患病率差异无显著性 ,但 12岁组城市学生贫血患病率明显高于农村学生 (P<0 .0 5 ) ;贫血组学生的身高、体重、肺活量、握力在 14岁和 17岁组明显落后于非贫血组 (P<0 .0 5或 P<0 .0 1) ;贫血组学生的 5 0 m跑和立定跳远在 7岁、14岁和 17岁组也明显落后非贫血组 (P<0 .0 5或 P<0 .0 1)。　结论　中小学生贫血的防治工作应从小开始 ,以青春发育早期为重点

The Prevalence of Anemia and its Effect on Physical Fitness Development among Primary and Secondary School Students in Chongqing

Objective To elucidate the status quo of anemia and its effect on physical development and provide scientific basis for the prevention anemia in primary and secondary school students. Methods A study was conducted on the prevalence of anemia of among primary and secondary school students in 1999 in Chongqing,and the effect of anemia on physical development were compared between normal students and sufferers. Result The incidence of anemia of students was 20.14%,and it tended to drop accordingly with the rising of age.The incidence of anemia of students in 12-year-old group was the highest in all age groups. The incidence of anemia of female students was higher than that of male students.The incidence of anemia of urban students was higher than that of rural students in 12-year-old group.Height,weight,vital capactity,the power of gripping,50 meter running and standing long jump of sufferers were lower than that of normal students in 14-year-old group and 17-year-old group. Conclusion The prevention and treatment of anemia should be enhanced in childhood,and its prevention is the most important in puberty