中山市小学碘缺乏病防治知识和碘盐使用现状调查

目的了解中山市小学碘缺乏病防治知识和家庭碘盐使用现状，为开展碘缺乏病防治教育和碘盐使用干预措施提供科学依据。方法采用随机抽样方法，对中山市4个镇区的8所小学和城区的2所小学3～5年级1382名学生和150名老师进行问卷调查，并对530份碘盐进行现场监测。结果学生和老师碘缺乏病防治知识的平均得分为78．6±22．1和92．7±9．5，及格率分别为76．9％和100％，满分率分别为29．9％和55．3％；城区学生碘缺乏病防治知识的及格率和满分率均显著高于乡镇学生（P〈0.01）；城区老师碘缺乏病防治知识的满分率均显著高于乡镇老师（P〈0.01）；四年级学生的总分、及格率和满分率均高于其他2个年级；教师的碘缺乏病防治知识问题回答正确率显著高于学生（P〈0.05）；学生组碘缺乏病防治知识的来源最多是通过学校（75．3％），教师组最多是通过报纸（74．7％）；学生和教师家庭中碘盐食用率为85．0％。结论采取有效的途径加强对学生和老师碘缺乏病防治知识的健康教育，可为巩固碘缺乏病防治成果提供可靠的保障。

Investigation on Knowledge of Iodine Deficiency Disease and Consumption of Iodized Salt in Primary School of Zhongshan City

[Objective]To understand the status of knowledge of iodine deficiency disease and consumption of iodized salt among primary school of Zhongshan City, and provide scientific evidence for carrying out education of iodine deficiency disease prevention and interventions of iodized salt consumption.[Methods]By random sampling, 1382 students from 3 to 5 grades and 150 teachers were selected to conduct questionnaire survey in 8 primary schools of 4 districts of Zhongshan City , and 530 samples of iodized salt were tested on the scene.[Results]The average score of education of iodine deficiency disease prevention among students and teachers was 78.6±22.1 and 92.7±9.5 respectively, the qualified rates were 76.9% and 100%, and the full mark rates were 29.9% and 55.3%. The qualified rate and full mark rate of urban students were significantly higher than that of rural students(P＜0.01). The full mark rate of urban teachers was significantly higher than that of rural teathers (P＜0.01). The total score, qualified rate and full mark rate of the Grade 4 were significantly higher than those of other 2 grades. The correct answer rate of teachers was significantly higher than that of students (P＜0.05). The knowledge source of iodine deficiency disease for the students was mainly from school(75.3%), and that for teacher was mainly from the newspaper(74.7%) .The consumption rate of iodized salt was 85% in students and teachers' families.[Conclusion]Taking effective measures to strengthen health eduction of iodine deficiency disease among students and teachers can provide reliable protection for consolidating the achivements of iodine deficiency disease control.