2003—2007年中国儿童铅中毒率的分析研究——血铅检测结果

Analysis and Research of the Rate of Childhood Lead Poisoning in China,2003—2007——The Result of Blood Lead Detormination

通过计算机检索收集了我国2003—2007年公开发表的、关于儿童血铅水平和铅中毒率研究的论文，对27个省（市）涉及30万人所作的调查分析表明，近5年内中国儿童的平均血铅水平为76．5μg／L，中位值为79．5μg／L；平均铅中毒流行率为23．5％，中位值为23．0％。0—6岁儿童铅中毒流行率随年龄增加而增大。2003—2006年儿童血铅水平和铅中毒率逐渐降低，但2007年比前两年有所增大。铅中毒率高低呈现明显的地区分布特征。结果表明，预防儿童铅中毒仍然是我国今后应当重视的重要社会问题和医学问题之一。

The collection of computer retrieval of China＇s 2003 -- 2007 published on the children＇s blood lead levels and lead poisoning rates of research papers in 27 provinces （ municipalities ） , covering 30 million people in the survey analysis shows that nearly five years, in China the average blood lead level of children 76.5μg/L, median 79, 5 μg/L; the average prevalence rate of lead poisoning, 23.5% a median value of 23.0%. The prevalence of lead poisoning of children aged 0 - 6 increased with increasing age. 2003 -- 2006 children＇s blood lead level and lead poisoning rates gradually reduced, but in 2007 had increased over the previous two years. The lead poisoning rates showed a clear regional distribution of high and low characteristics. These results indicate that prevention of childhood lead poisoning continues to be our future should pay attention to important social issues and medical problems.