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目的 了解商洛市农村孕妇碘营养状况及其影响因素 ,评价碘盐干预效果。方法 尿碘测定采用砷 -铈催化分光光度法 ;盐碘测定采用直接滴定法 ;甲状腺检查用触诊法。结果 孕妇尿碘中位数 2 6 8.2 μg/ L,碘盐合格率 99.0 % ,甲状腺肿大率 3.0 %。结论 商洛市农村孕妇群体碘营养水平达到了 WHO/ ICCIDD推荐标准 ,现行盐碘浓度能够满足该市农村孕妇的碘需要 ;孕妇应是今后碘营养监测与保健的主要目标人群之一
Objective To understand iodine nutrition and its influencing factors in rural pregnant women in Shangluo City and evaluate the effect of iodized salt intervention. Urinary iodine determination using arsenic - cerium catalytic spectrophotometry; salt iodine determination by direct titration; thyroid examination by palpation. Results The median urinary iodine in pregnant women was 26.28 μg / L, the qualified rate of iodized salt was 99.0% and the rate of goiter was 3.0%. Conclusion The iodine nutrition level of rural pregnant women in Shangluo has reached the WHO / ICCIDD recommendation, and the current salt iodine concentration can meet the iodine needs of pregnant women in rural areas of the city. Pregnant women should be one of the main target groups for iodine nutrition monitoring and health care in the future