2007-2008年青岛市李沧区部分0～5岁儿童血铅水平调查

目的]了解李沧区0～5岁儿童血铅水平。方法]对2007年5月至2008年6月在青岛市李沧区妇幼保健所查体的1178名0～5岁儿童血铅检测结果进行分析。结果]检测1178名儿童，血铅为7～211μg／L，平均47．08μg／L，≥100μg／L者78例，铅中毒检出率为6．62％。血铅均值（μg／L），男童为48．48，女童为45．42（P〈0．01）；入园儿童为50．53，散居儿童为43．09（P〈0．01）；郊区、城区、工业区儿童分别为41.54、43．36、54．64（P〈0．01）；不同年龄儿童的差异有统计学意义（P〈0．05）。铅中毒检出率，男童为8．16％，女童为4．81％（P〈0．05）；入园组为8．72％，散居组为3．31％（P〈0．05）；郊区、城区、工业区儿童分别为3．49％、5．97％、10．26％（P〈0．01）；不同年龄的差异有统计学意义（P〈0．05）。结论]李沧区0～5岁儿童血铅水平和铅中毒率处于青岛市一般水平，随着年龄的增长而增高。

Investigation on Blood Lead Level among Children Aged from 0 to 5 in Licang District of Qingdao City from 2007 to 2008

Objective]To understand blood lead level among children aged from 0 to 5 in Licang district. Methods] Blood lead examination results tested in Licang Institute for Maternal and Child Health eare from May 2007 to June 2008 among 1 178 children aged from 0 to 5 were analyzed. Results]Of the 1 178 children tested,blood lead level was 7-211 μg/ L, the average level was 47.08 μg/L, blood lead level≥ 100 μg/L was among 78 children. The detection rate of lead poisoning was 6.62%. Mean blood lead （μg/L） was 48.48 in boys and 45.42 in girls （ P 〈0.01） ,kindergarten children were 50.53 ,living scattered ones were 43.09（ P 〈0.01）. It was 41.54,43.36 and 54.64（ P 〈0.01） among children living in suburbs, urban,industrial area. There was a difference in different aged groups （ P 〈0.05）. Lead poisoning detection rate accounted for 8.16% in boys and 4.81% in girls （ P 〈0.05）,kindergarten children accounted for 8.72% ,the children living scattered accounted for 3.31 %（ P 〈0.05） ; the children living in suburbs, urban and industrial area accounted for 3.49%,5.97% and 10.26% （ P 〈0.01） respectively. There was a difference（ P 〈0. 05）.Conclusion]The status of blood lead levels and lead poisoning among children aged from 0 to 5 was in the general level in Qingdao city,it increased along with the increase of the age.