2008-2010年包头市碘盐监测结果分析

目的 了解包头市居民食用碘盐状况,及时发现问题并采取相应干预措施,为进一步巩固防治成果,加强和完善持续消除碘缺乏病工作提供科学依据.方法 2008-2010年,在包头市盐业公司东河批发部及青昆盐业批发部,每季抽取3批次,54份盐样;对达茂旗、白云区、青山区按东、西、南、北、中划分为5个抽样区,每个抽样区抽取1所学校,每所学校抽取30名8～10岁学生,抽取家中食用盐;采用直接滴定法(GB/T 13025.7-1999)检测盐碘.结果 2008-2010年盐业批发部碘盐合格率为100%(378/378),盐碘均值为30.4 mg/kg;居民户碘盐合格率为99.8%(2417/2421),盐碘均值为30.4 mg/kg,碘盐覆盖率为99.6%(2421/2430),合格碘盐食用率为99.4%(2417/2430).结论 碘盐合格率、碘盐覆盖率、合格碘盐食用率均在90%以上,达到碘缺乏病可持续消除状态.

Abstract：

Objective To find out the consumption situation of iodized salt in Baotou, identify problems and take appropriate intervention measures, and to provide scientific basis for further consolidating the results of control measures, strengthening and improving the sustainable elimination of iodine deficiency disorders. Methods Three batches of each quarter, 54 salt samples were sampled in Donghe wholesale division and Qingkun wholesale division in Baotou city salt company during 2008 - 2010; each place of Damaoqi, Baiyun district, and Qingshan district were divided into five sampling areas according to the direction of east, west, south, north, and central position, one school was selected in each district, 30 students aged 8 to 10 from each school were selected, and home salt samples were taken, and salt iodine was tested by direct titration(GB/T 13025.7-1999). Results Qualified rate of wholesale iodized salt was 100%(378/378) during 2008 - 2010, and mean salt iodine was 30.4 mg/kg;qualified rate of household iodized salt was 99.8%(2417/2421 ), and mean salt iodine was 30.4 mg/kg; iodized salt coverage rate was 99.6% (2421/2430) and consumption rate of qualified iodized salt was 99.4% (2417/2430).Conclusions Qualified rate of iodized salt, coverage rate of qualified iodized salt and consumption rate of qualified iodized salt are 90% or more, which has reached the standard of sustainable elimination of iodine deficiency disorders.

Analysis of surveillance on iodized salt in Baotou during 2008-2010

Objective To find out the consumption situation of iodized salt in Baotou, identify problems and take appropriate intervention measures, and to provide scientific basis for further consolidating the results of control measures, strengthening and improving the sustainable elimination of iodine deficiency disorders. Methods Three batches of each quarter, 54 salt samples were sampled in Donghe wholesale division and Qingkun wholesale division in Baotou city salt company during 2008 - 2010; each place of Damaoqi, Baiyun district, and Qingshan district were divided into five sampling areas according to the direction of east, west, south, north, and central position, one school was selected in each district, 30 students aged 8 to 10 from each school were selected, and home salt samples were taken, and salt iodine was tested by direct titration(GB/T 13025.7-1999). Results Qualified rate of wholesale iodized salt was 100%(378/378) during 2008 - 2010, and mean salt iodine was 30.4 mg/kg;qualified rate of household iodized salt was 99.8%(2417/2421 ), and mean salt iodine was 30.4 mg/kg; iodized salt coverage rate was 99.6% (2421/2430) and consumption rate of qualified iodized salt was 99.4% (2417/2430).Conclusions Qualified rate of iodized salt, coverage rate of qualified iodized salt and consumption rate of qualified iodized salt are 90% or more, which has reached the standard of sustainable elimination of iodine deficiency disorders.