Evaluation of results in control of iodine deficiency disorders in Pingdingshan City

Objective To evaluate the results in control of iodine deficiency disorders in Pingdingshan city.Methods Forty pupils aged 8-10 years were selected by probability sampling method(PPS)in the counties of Ruzhou and Jiaxian respectively.Their thyroids were examined by palpation and B ultrasound,urinary iodine,urine iodine,household salt iodine,and intelligence quotient were also investigated.A questionnaire-based health education survey of children and women was also conducted.Results A total of 80 samples aged 8 to 10 were detected.The goiter rate was 3.75%(3/80).The residents of households iodized salt coverage rate,qualified rate and edible rate were 100%(80/80),95%(76/80)and 95%(76/80),respectively.The median urinary iodine was 139.4μg/L.Average IQ of those 80 children was 111.7±13.7.The median water iodine was 7.2μg/L.The health education awareness were 31.7%(57/180)and 28.3%(51/180)for 60 students and 60 gravidas and lactating women,respectively.Conclusions The control effect of iodine deficiency disorders is significant in Pingdingshan.It is important to strengthen health education.