济宁市区儿童补钙效果的实验研究

目的：了解我市儿童缺钙现状及补钙效果。方法：于1996～1997年对市区2108名3～6岁儿童发钙进行了调查，同时采用配对实验的方法对四种补钙剂、钙强化饮食及不同的补钙方法等进行了实验研究。结果：我市儿童缺钙现象严重，补钙状况令人担忧；不同的钙制剂补钙效果差异显著；单纯钙强化饮食不可取，满足不了儿童生长的钙需求，补钙方法不同效果不一。结论：综合我市目前饮食结构状况，建议儿童每日补钙400mg左右，采用15日连续服用，停服7日的间歇补钙法；每半年补钙两个月。有关部门应着力整顿钙制剂市场，为儿童补钙提供真正合格的钙制剂。

Efficacy of Calcium Supplementation in Children

Objective: To ascertain calcium nutritare of Jining children and efficacy of calciuxn supplemenation with different sources of calcium. Methods: The hair calcium levels of 2 108 children ages 3 ~ 6 were determined, an experimental study was conducted to observe efficacy of four kinds of calcium preparations, the diet enriched with calcium and different calcium supplementation methids. Results: Calcium deficiency was common among children of Jining city, the practices of calcium suppleznentation was oot satisfacory. The significant differences were found in efficacy of calcium supplementation among different calcium preparations and among different supplementation methods. The diet added with calcium could no meet the need of gnwing children for calcium. Conclusions: According to the diet structare of children in Jining, an intermittent calcium supplementation method was recommenden, namely, children of the city should be provided with about 400 mg of additiond calcium per day for 15 days, which was repeated after an interval of 7 days. This procedare was performed twice every half a year. Meanwhile,the markets for calcium preparations should be readjusted.