幼儿血铅水平与环境及行为因素的相关性研究

目的:了解我区3岁～5岁幼儿体内血铅含量水平及其影响因素。方法:通过问卷调查掌握幼儿的生活环境、习惯及健康体征等背景资料,并对接受调查的幼儿进行血铅检测,最后根据调查资料对检测结果进行比较分析。结果:所有接受调查的183名幼儿血铅均值为53.22μg/L;一年内进行过房屋装修的家庭其幼儿血铅均值为63.44μg/L,明显高于受调查儿童的血铅均值;生长发育迟缓的儿童血铅均值为65.12μg/L,亦明显高于受调查儿童的血铅均值。结论:在所有调查的环境行为因素中,房屋装修是导致我区幼儿血铅水平较高的主要原因;血铅水平升高会导致儿童生长发育迟缓。

Correlation between the blood lead level and environmental and behavioral factors

Objective:To understand the blood lead level and its influencing factors among 3~5 years old children in Wanzhou district.Methods: On the basis of questionnaire,the contents of blood lead for these children were detected and the data were analyzed.Results: The average lead content for 183 surveyed children was 53.22 μg/L;the average blood lead for those children living in the houses decorated within one year was 63.44 μg/L,significantly higher than the average blood lead content of children investigated;the average blood lead content for those children with growth retardation was 65.12 μg/L,which was also significantly higher than the average blood lead content of children investigated.Conclusion: Among all the environmental and behavioral factors,housing decoration was the main factor causing higher blood lead levels in children,and increase of blood lead level could also lead to growth retardation in children.