Iodized salt monitoring results in Guyuan of Ningxia from 2008 to 2014 / 中华地方病学杂志

ABSTRACT

Objective To analyze the monitoring results of iodized salt in Guyuan of Ningxia,and to provide a basis to prevent and control iodine deficiency disorders.Method Descriptive epidemiological method was used to analysis the data of iodized salt from 2008 to 2014,the differences of the qualified rate of iodized salt and the consumption rate of qualified iodized salt in different years were compared longitudinally.Results From 2008 to 2014,the residents iodized salt qualified rate was 96.95％ (9 918/10 230),ranged from 96.03％ to 97.93％ in Guyuan,qualified rate of iodized salt in different years was significantly different (x2 =18.24,P ＜ 0.05);The consumption rate of qualified iodized salt was 96.22％ (9 918/10 308),ranged from 95.18％ to 97.59％,there was significant difference among different years (x2 =38.99,P ＜ 0.05);The median iodine concentration in salt was 31.4 mg/kg,and ranged from 26.2 to 34.9 mg/kg.Conclusions The qualified rate of iodized salt and the consumption rate of qualified iodized salt are kept at a high level.The current iodine content of salt is enough to prevent and control iodine deficiency disorders.