Comprehensive assessment on iodine nutritional status of lakeside inhabitants in southwest of Shandong province

  Objective   The iodine-nutritional status was assessed among lakeside inhabitants of Weishan and Dongping lakes in Shandong province.The corresponding strategies of controlling iodine disorders was worked out.

  Methods   The methods of LQAS was used in lakeside 4 counties(Weishan, Jinxiang, Yutai, Liangshan).The indicators including thyroid goitre rate, intelligence quotient (IQ), urinary iodine, water iodine, and iodized salt were investigated among children aged 8-10.

  Results   The thyroid goitre rate and the water iodine were different in different towns.The level of urinary iodine was very high.It may be influenced by iodized salt in certain extent except the water and food iodine.The children's IQ of Jinxiang and Yutai were normal distribution(P > 0.05).Weishan children's IQ was slightly lower than the contrast point(P < 0.01).

  Conclusion   In Shandong lakeside region, there were iodine deffciency areas, iodine suitable areas and iodine excess areas.They existed interlock as flack shape, range shape or spot shape.According to the actual situation, different methods should be taken to control the iodine excess and deficiency disorders.