Survey on iodine nutritional status of children aged 8-10 and pregnant women of Liaoning Province in 2016
10.3760/cma.j.issn.2095-4255.2019.03.011
- VernacularTitle:2016年辽宁省8～10岁儿童和孕妇碘营养状况调查结果分析
- Author:
Xiaowei FENG
1
;
Jianhui WANG
;
Siqian WANG
;
Lei SUN
;
Zhongyuan KAN
Author Information
1. 辽宁省疾病预防控制中心地方病预防控制所
- Keywords:
Iodine;
Deficiency diseases;
Child;
Pregnant women
- From:
Chinese Journal of Endemiology
2019;38(3):222-226
- CountryChina
- Language:Chinese
-
Abstract:
Objective To study the status of prevention and control of iodine deficiency disorders (IDD),master the iodine nutritional status of children and pregnant women in Liaoning Province.Methods One hundred counties (districts) of Liaoning Province,34 counties (districts) were randomly selected to carry out a cross-sectional survey on iodine nutritional status of the population according to "National Surveillance Program on IDD" in 2016.Five townships (communities) were randomly selected according to their sub-area positions of east,west,south,north and center,1 primary school was randomly selected in each township (communities),40 non boarding students aged 8-10 (half males half females) were selected from each school.The radial size of the thyroid was measured by Ultra-portable Doppler Diagnostic Ultrasound System and the volume was calculated.Twenty pregnant women were randomly selected in each township (communities).Their salt and random urine samples were collected;salt iodine level and urinary iodine level were tested.Results The mean of salt iodine content of 6 874 children's family salt samples was (24.0 ± 4.7) mg/kg,the iodized salt coverage rate was 98.4％ (6 761/6 874) and the consumption rate of qualified iodized salt was 95.5％ (6 567/6 874).The median urinary iodine (MUI) of 6 874 children's urine samples was 168.0 μg/L,and children's goiter rate was 1.6％ (111/6 874).The mean of salt iodine content of 3 404 pregnant women's family salt samples was (24.1 ± 4.3) mg/kg,the iodized salt coverage rate was 99.0％ (3 369/3 404) and the consumption rate of qualified iodized salt was 84.6％ (2 880/3 404).The MUI 3 404 of pregnant women's urine samples was 135.8 μg/L (＜ 150 μg/L).Conclusions In 2016,8-10 years old children's urinary iodine is at adequate level.But the pregnant women are in iodine deficiency.
