银川市2005-2008年儿童血铅水平监测结果分析

The analysis of blood lead level of children in Yinchuan city from 2005 to 2008

目的探讨2005年-2008年银川市儿童血铅异常率变化趋势及其影响因素,为铅中毒防治实施及儿童血铅水平监测、筛查、治疗提供重要依据。方法选用国家儿童铅中毒防治项目制定的统一调查问卷,由家长在统一培训的医师指导下填写,统计学分析儿童血铅异常率变化情况、铅中毒原因。结果儿童的血铅水平和铅中毒率仍处于一个相对较高的水平,集居儿童血铅水平高于散居儿童,儿童铅中毒率随年龄而逐渐上升。性别上男性血铅水平高于女性,在问卷调查的69项因素中,有6个与小儿血铅水平有相关性,其中前5项与血铅水平成正相关,而最后1项与血铅水平成负相关。结论银川市儿童血铅总体异常率为6.4%,且呈逐年下降趋势。

Objective To investigate blood lead level of children in Yinchuan city from 2005 to 2008 and its influential factors,and to provide basis for lead poisoning prevention implementation,screening and treatment.Methods The national childhood lead poisoning prevention project established unified questionnaire was chosen and filled in questionnaire by the guardian in the unified training under the guidance of a doctor.Results Children＇s blood lead level and lead poisoning rates were still at a relatively high level.The blood lead level of kindergarten children was higher than that of the scattered children,and childhood lead poisoning rates decreased with age increasing.The blood lead level in male was higher than that in female.There were 6 factors out of 69 factors which questionnaire survey performed in children＇s blood lead levels monitoring had significant correlation,and 5 factors out of 6 factors were positively correlated blood lead levels.Conclusion Abnormal rate of blood lead in children in Yinchuan city is 6.4% and it is decreased year by year.