新疆乌鲁木齐市儿童血铅水平及相关因素分析

目的调查乌鲁木齐市儿童血铅水平,分析儿童血铅含量及铅中毒的原因,寻找预防和降低铅中毒的方法和途径,为制定积极有效的干预措施提供科学依据。方法用原子吸收光谱分析仪检测儿童末梢血中铅的含量。结果 5 268例儿童中血铅浓度平均值为(40.55±22.23)μg/L,铅中毒儿童共133例,总检出率为2.52%;男童血铅水平明显高于女童(P<0.01);0～7岁儿童血铅浓度随年龄增长而增高,差异有统计学意义(P<0.01)。结论乌鲁木齐市儿童血铅水平低于中国其他城市,但高于西方发达国家。寻找污染来源,治理环境污染及注意家庭卫生,营养平衡,加大宣传力度,是减少儿童铅中毒最经济和最有效的方法。

Related factors analysis on children blood lead levels from Urumqi of Xinjiang

Objective To investigate children′s blood lead levels in Urumqi and analyze the content of children′s blood lead and causes of lead poisoning and find ways and means to prevent and reduce lead poisoning,which offer the scientific basis for the development of a positive and effective intervention.Methods Spectrum analyzer was used to test children′s lead content from peripheral blood.Results In 5 268 cases of children,the average blood lead concentration were（40.55±22.23）μg/L.133 cases were lead poisoning,the overall detection rate was 2.52%.Blood lead level of boys was significantly higher than that of girls（P0.01）.0-7 years old children′s blood lead concentrations increased with age,the difference was statistically significant（P0.01）.Conclusion Urumqi children′s blood lead level might be lower than other cities in China,but higher than western countries.Searching pollution sources,managing environmental pollution and caring family health,and keeping nutritional balance,intensing propaganda would be the most economical and the most effective method to reduce childhood lead poisoning.