论文部分内容阅读
目的分析“农村义务教育阶段学生营养改善计划”(以下简称“农村学生营养改善计划”)地区学生零食的消费状况,为我国学生营养改善及引导学生正确选择零食提供基础数据。方法从实施“农村学生营养改善计划”的50个重点监测县中,按照学校食堂供餐、企业(单位)供餐和混合供餐等3种供餐模式,各抽取2所小学和初中;从小学三年级以上及初中每个年级各随机抽取1~2个班,采用“学生调查表”收集所调查29 317名学生的零食消费品种、频率等情况。结果 79.7%的学生每天吃1次以上的零食,选择零食前3位依次为蔬菜水果(54.3%)、饼干面包(45.5%)和方便面(41.7%)。30.9%的学生每天花2块钱及以上买零食,初中生(42.8%)高于小学生(22.0%),吃学校食堂供餐学生(34.7%)高于吃企业供餐学生(24.7%),寄宿生(46.0%)高于走读生(30.6%),差异均有统计学意义(P值均<0.01)。结论贫困地区学生零食消费现象普遍且不合理,应加强“农村学生营养改善计划”地区营养改善对策研究,提高学生营养健康水平,引导学生合理消费零食。
Objective To analyze the consumption status of snacks for students in rural areas during the period of compulsory education (referred to as “Rural Student Nutrition Improvement Program”) for the purpose of providing students with basic information on nutrition improvement and guiding students to choose the right snacks. Methods From the 50 key counties under the “Rural Student Nutrition Improvement Program”, two primary and junior high schools were selected according to the feeding patterns of school canteens, enterprises (units) and mixed feeding, ; From the third grade in primary school and junior high school each grade randomly selected 1 to 2 classes, using the “Student Questionnaire ” 29,112 students surveyed snacks consumption varieties, frequency and so on. Results 79.7% of students ate more snacks once a day. The top 3 choices were vegetables and fruits (54.3%), biscuits bread (45.5%) and instant noodles (41.7%). 30.9% of the students spend more than 2 yuan per day on snacks, while junior high school students (42.8%) are higher than primary school students (22.0%), students who eat school canteens (34.7%) are higher than those who eat corporate food (24.7% Boarders (46.0%) were higher than those of students (30.6%), the differences were statistically significant (P <0.01). Conclusion The consumption of snacks in poor areas is widespread and unreasonable. The study on nutrition improvement measures should be strengthened to improve students’ nutrition and health, and guide students to consume snacks rationally.