Study on Blood Lead Level Related High-risk Factors by Answer Tree in Uigur and Han Children in Urumqi / 环境与健康杂志

ABSTRACT

Objective To explore the blood level lead and the related high-risk factors in Uigur and Han children in Urumqi by answer tree. Methods Cluster sampling was used to investigate blood lead level of 988 Uigur and Han children aged 6-10 years,the related high-risk factors were investigated by using a standardized questionnaire,the related high-risk of blood lead level was analyzed by answer tree. Results The geometric mean of blood lead concentration of children was 54.46 ?g/L,in 23.28% of the children,the blood lead concentration was more than 100 ?g/L . No significant blood lead level difference was seen between Uigur and Han children. Such high-risk factors as parents occupation,bad habits and housing condition were associated with the blood lead level. Conclusion The blood lead level and lead poisoning rate of children in Urumqi are higher,many factors may influence the blood lead level of children in Urumqi.