通讯作者: 谭孝琼, tan.blm@163.com

DOI：10.12201/bmr.202503.00065

Analysis of nutritional? status of primary and middle school students in Baodi district , TianjinTan-Xiaoqiong*,Liu-Manman*,Li-Yuanjie*

• 摘要：摘要： 目的 对比2021和2023年天津市宝坻区中小学生营养状况变化，评价营养健康教育对学生营养状况的干预效果。方法 采取分层随机整群抽样方法选取12所学校，于2021和2023年9-11月对调查学校开展调查，包括问卷调查、体格检查和生化指标测定。结果 与2021年同性别、年龄组相比，2023年7-13岁男生和6-12岁女生身高显著增加，8岁和11岁年龄组男、女生体重均显著增加。与2021年相比，2023年男生超重和肥胖率显著降低，男、女生消瘦率显著增加。2023年学生贫血率、血清铁蛋白和维生素A、D缺乏率分别为12.25%、3.77%、15.70%和50.31%，与2021相比无显著差异。2023年学生的营养健康知识知晓率和相关行为比例较2021年显著提高。结论 宝坻区中小学生超重、肥胖降低，贫血、血清铁蛋白、维生素A、D缺乏状况并无改善。

  关键词： 中小学生; 营养状况; 营养改善; 营养健康教育

   

  Abstract: Abstract: Objective To analyze the nutrition status of primary and middle school students in Baodi district, Tianjin in 2021 and 2023, as to evaluate the intervention effect of nutrition education on students nutrition. Methods A stratified random cluster sampling method was adopted to select 12 schools. Students nutrition status were assessed in From September to November of 2021 and 2023,including questionnaire survey, physical examination and biochemical indicators. Results Compared with the same age and the same sex group in 2021, the height of boys aged 7-13 and girls aged 6-12 increased significantly in 2023, and the weight of boys and girls aged 8 and 11 also increased significantly. Compared to those in 2021, the level of overweight and obesity in boys decreased significantly, while both boys and girls emaciation rates increased. The detection rates of anemia, serum ferritin and vitamin A and D deficiency in 2023 were 12.25%, 3.77%, 15.70% and 50.31%, respectively,there was no significant difference between the two years. The students awareness rate of nutrition-knowledge and nutrition-related behaviors among students in 2023 were significantly higher than those in 2021. Conclusion The situation of overweight and obesity among primary and middle school students had decreased, but the situation of anemia, low serum ferritin, deficiency of vitamins A and D had not improved.

  Key words: primary and middle school students; Nutritional status; Nutritional improvement; Nutrition education

  提交时间：2025-03-21

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• 序号	提交日期	编号	操作
  1	2024-12-12	bmr.202503.00065V1	下载

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