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目的了解杭州市富阳区8~10岁儿童碘营养状况,为防制碘营养缺乏病提供依据。方法于2011—2015年采用随机抽样法在富阳区抽取1 000名8~10岁儿童进行甲状腺检查、尿碘和家庭盐碘检测;同时抽取儿童所在小学的1 110名五年级学生进行碘缺乏病相关知识知晓率调查。结果 1 000名受检儿童中甲状腺肿大27人,甲状腺肿大率为2.70%,均为1°肿大。2011—2015年尿碘中位数(四分位数间距)分别为220.55(187.25)、216.55(195.35)、166.50(185.30)、177.40(187.35)和152.9(160.50)μg/L;2011和2012年为超过碘适宜,2013—2015年为碘营养适宜;家庭碘盐合格率分别为93.30%、98.04%、98.08%、98.40%和97.00%;碘缺乏病相关知识知晓率分别为92.00%、91.33%、89.22%、90.14%和98.67%。结论富阳区8~10岁儿童碘营养总体处于适宜水平。
Objective To understand the iodine nutrition status of children aged 8 ~ 10 years in Fuyang District, Hangzhou, and to provide basis for the prevention of iodine deficiency. Methods A total of 1 000 children aged 8-10 years were sampled from Fuyang district for thyroid examination, urine iodine and iodized salt in families from 2011 to 2015. A total of 1,110 fifth graders from primary schools of children were enrolled in this study. Relevant Knowledge Awareness Survey. Results Thirty-seven goiter and goiter were found in 1000 children. The rate of goiter was 2.70%, all of which were enlarged by 1 °. The median urinary iodine (interquartile range) from 2011 to 2015 were 220.55 (187.25), 216.55 (195.35), 166.50 (185.30), 177.40 (187.35) and 152.9 (160.50) μg / L, respectively; The iodine deficiency rate was 93.30%, 98.04%, 98.08%, 98.40% and 97.00% respectively for family iodine nutrition. The awareness rate of iodine deficiency related knowledge was 92.00% and 91.33% respectively, , 89.22%, 90.14% and 98.67% respectively. Conclusion The iodine nutrition of 8 ~ 10 years old children in Fuyang District is generally at a suitable level.