Analysis of children's blood lead level survey in Yinchuan 2012

Objective To understand the Yinchuan city and the surrounding children's blood lead levels in the body and related factors in 2012,and provide a scientific basis for the development of positive and effective interventions. Methods 1 100 children were randomly selected in the outpatient children,influencing factors of children's blood lead levels were analyzed. Children's peripheral blood lead levels were assayed by the tungsten boat atomic absorbance. The serum zinc was determined by the flame atomic absorption spectrophotometry. Results 1 100 children's blood lead levels were( 38. 57 ± 22. 02) μg·L- 1,1. 26% of which were lead-poisoned. There were gender differences and ethnic differences in children's blood lead levels. Mongolian children's blood lead levels were higher than the Han and Hui. Residential floors,housing from main roads near,kitchen use fuel and so on were the main reason for children's blood lead levels. Conclusion The rate of children( 0- 6 years old) lead- poisoned is lower in Yinchuan city and its surroundings. The levels have decreased significantly compared to the investigation in 2004 in Yinchuan,but we should pay attention to and take positive health education interventions to prevent and treat the lead poisoning in children.