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目的全面了解、评价四川省重点人群的碘营养状况。方法在四川省选取7个县,每个县按东、西、南、北、中各随机抽取1个乡,用砷铈催化分光光度法分别测定每个乡孕妇、哺乳期妇女、婴幼儿和8~10岁儿童的尿碘。结果全省共分别采集孕妇、哺乳期妇女、婴幼儿和8~10岁儿童尿样350、350、334和400份,尿碘中位数分别为175.7、165.7、204.8和230.7μg/L。结论四川省孕妇、哺乳期妇女、婴幼儿碘营养处于适宜水平,8~10岁儿童碘营养略高于适宜量,今后需继续加强对重点人群的碘营养的监测与健康教育。
Objective To understand and evaluate the iodine nutrition status of key population in Sichuan province. Methods Seven counties were selected in Sichuan Province. One county was randomly selected from each of the counties in east, west, south, north and south of China. Arsenic and cerium catalytic spectrophotometry was used to determine the pregnant women, lactating women, infants and young children Urine iodine in children aged 8 to 10 years. Results The province collected 350,350,334 and 400 urinary samples of pregnant women, lactating women, infants and children and children aged 8-10 years with median urinary iodine of 175.7, 165.7, 204.8 and 230.7 μg / L, respectively. Conclusion Iodine nutrition in pregnant women, lactating women and infants in Sichuan Province is at an appropriate level. Iodine nutrition in children aged 8-10 years is slightly higher than the appropriate amount. In the future, iodine nutrition monitoring and health education should be strengthened in key populations.