Department of Health Education and Promotion, School of Public Health, Maragheh University of Medical Sciences, Maragheh, Iran.
Department of Community Nutrition, Faculty of Nutrition Sciences and Food Technology, National Nutrition and Food Technology Research Institute, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Front Public Health. 2023 Jan 4;10:1059677. doi: 10.3389/fpubh.2022.1059677. eCollection 2022.
BACKGROUND: Food and nutrition literacy (FNLIT) is a relatively new term that is used to define the knowledge, skills, and behaviors necessary to achieve a healthy diet. Improving food and nutritional literacy in children is a necessary solution to eliminate nutritional disorders in this age group. The purpose of this study was to design, implement and evaluate an intervention to improve food and nutrition literacy in children aged 10-12 years old based on an intervention mapping (IM) approach. METHODS: This experimental study was performed in three phases. Through the first phase, an intervention was developed using the (IM) approach. In the second phase, the intervention was implemented for 6 months, and in the third phase, the intervention outcomes were evaluated and compared with the control group through a randomized controlled trial among 300 participants (each control and intervention group = 150). RESULTS: Before the intervention, there was no significant difference between the control and intervention groups in all subscales of FNLIT. After the intervention, there was a significant difference between the control and intervention groups in all subscales of FNLIT ( < 0/001). There were no differences between the two groups in terms of the FNLIT scores at baseline ( > 0.05). However, after 6 months of intervention, a significant difference was observed between the two groups (intra-group differences) ( < 0.001). Such a difference was not identified in the control group after 6 months also the results show the impact of socioeconomic factors and parental literacy on the average score of students' FNLIT and after the intervention, a significant difference was observed between the scores of control and intervention groups in all subscales of the FNLIT ( < 0.001). CONCLUSIONS: The school-based intervention developed and evaluated in this study provides a basis for future programs targeting the improvement of FNLIT in children, especially in poor and deprived areas such as Kurdistan province. CLINICAL TRIAL REGISTRATION: Iranian Clinical Trials Registry (IRCT) Code: 32094.
背景:食品和营养素养(FNLIT)是一个相对较新的术语,用于定义实现健康饮食所需的知识、技能和行为。提高儿童的食品和营养素养是消除该年龄段营养障碍的必要解决方案。本研究旨在基于干预映射(IM)方法设计、实施和评估一项改善 10-12 岁儿童食品和营养素养的干预措施。
方法:这项实验研究分为三个阶段进行。在第一阶段,通过干预映射(IM)方法开发了一项干预措施。在第二阶段,该干预措施实施了 6 个月,在第三阶段,通过 300 名参与者(每个对照组和干预组=150 名)的随机对照试验评估并比较了干预措施的结果。
结果:在干预前,对照组和干预组在 FNLIT 的所有分量表上均无显著差异。干预后,对照组和干预组在 FNLIT 的所有分量表上均有显著差异(<0/001)。两组在 FNLIT 基线得分上无差异(>0.05)。然而,干预 6 个月后,两组之间观察到显著差异(组内差异)(<0.001)。对照组在干预 6 个月后也没有观察到这种差异,结果还表明,社会经济因素和父母文化程度对学生 FNLIT 的平均分数有影响,干预后,对照组和干预组在 FNLIT 的所有分量表上的分数均有显著差异(<0.001)。
结论:本研究中开发和评估的基于学校的干预措施为未来针对改善儿童 FNLIT 的计划提供了基础,特别是在库尔德斯坦省等贫困和贫困地区。
临床试验注册:伊朗临床试验注册(IRCT)编号:32094。
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