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目的:了解广东省江门地区孕妇不同孕期碘营养状况及孕妇碘营养知识知晓度。方法:对确诊妊娠孕妇885名行尿碘检测并行碘营养知识问卷调查,根据首次尿碘检测孕周分早孕、中孕、晚孕组,早孕组中于孕中、晚期各复查尿碘。结果:早孕组中、重度缺碘率明显高于中孕、晚孕组,晚孕组碘过量率明显高于早孕组,早孕组孕妇早、中、晚不同孕期中、重度缺碘率、碘过量率有明显降低。孕妇对碘营养知识知晓度不高,对过分补钙、高温烹饪导致碘流失、自然环境碘状况不能改变情况知晓度极低。结论:江门地区妊娠期妇女碘适量率约70%左右,早孕期中、重度缺碘率明显,需加大向孕妇普及碘营养知识的宣传力度。尿碘检测简单、方便、经济,可作为孕期常规监测指标,达到科学合理补充碘。
Objective: To understand the pregnant women in Jiangmen in Guangdong Province during different stages of iodine nutrition and iodine nutrition knowledge of pregnant women awareness. Methods: A total of 885 pregnant women diagnosed with pregnancy were enrolled in the questionnaire survey of urinary iodine. Knowledge of iodine nutrition was collected according to the first urine iodine test. Urinary iodine was examined in the second and third trimester of pregnancy. Results: In the early pregnancy group, the rate of severe iodine deficiency was significantly higher than that of the second trimester. In late pregnancy group and late pregnancy group, the excess iodine rate was significantly higher than that of the first trimester group and the first trimester group Excess rate significantly reduced. Pregnant women awareness of iodine nutrition knowledge is not high, excessive calcium, high temperature cooking lead to loss of iodine, the natural environment can not change the situation of iodine awareness is very low. Conclusion: The amount of iodine suitable for pregnant women in Jiangmen area is about 70%. In early pregnancy, the rate of severe iodine deficiency is obvious, so it is necessary to intensify the propaganda of iodine nutrition to pregnant women. Urine iodine detection is simple, convenient and economical, as a routine monitoring indicators during pregnancy, to achieve scientific and rational replacement of iodine.