目的 了解达标后石家庄市孕妇的碘营养状况。方法 尿碘测定用酸消化砷—铈接触法。结果 孕妇尿碘中位数为188.9μg/L,尿碘<50μg/L的比率为1.1％,<100μg/L的比率为12.9％,不同孕期尿碘水平无显著差异。结论 石家庄市孕妇的碘营养是适宜的,能够满足其本身和胎儿的生理需要。 Objective To understand the iodine nutrition status of pregnant women in Shijiazhuang after their compliance. Methods Urine iodine determination by acid digestion arsenic - cerium contact method. Results The urinary iodine median of pregnant women was 188.9μg / L, the urinary iodine <50μg / L was 1.1%, and the ratio of <100μg / L was 12.9%. There was no significant difference in urinary iodine levels during pregnancy. Conclusion Pregnant women in Shijiazhuang, iodine nutrition is appropriate to meet its own and fetal physiological needs.