3278例学龄前儿童血铅水平分析

Analysis on Blood Lead Level of 3278 Pre-school Children

目的:了解张家口地区学龄前儿童血铅整体水平及相关因素。方法:对3278例学龄前儿童进行血铅测定,并对个人生活环境及不良习惯进行调查。结果:大于、等于100mg/L的儿童总共276例(8.4%)。城市儿童血铅水平大于农村儿童水平,随年龄增加有增高趋势。结论:张家口地区儿童血铅整体水平不高,但应注意纠正儿童的不良习惯。

Objective：To investigate the blood lead level ofpre-sehool students in Zhangjiakou District. Methods：The blood lead level was investigated, and life circumstance and bad habits of the students were studied as well. Results： 8.4% of the investaigated children＇s blood lead level is ≥100mg/L. The blood lead level in city is higher than that in country,and is increased with ages increasing. Conclusion：The average blood lead level in Zhangjiakou District isn＇t high,but the bad habits must be corrected.