The Effect of Educational Intervention Based on The Health Belief Model on using vitamin D Supplements Among Female High School Students in Mashhad
Publish place: Journal of Health and Development، Vol: 8، Issue: 1
Publish Year: 1398
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_JHD-8-1_005
تاریخ نمایه سازی: 8 خرداد 1400
Abstract:
Background: Teenage girls are one of the high-risk groups for vitamin D deficiency. This study aimed to determine the effect of an educational intervention based on the health belief model on the use of vitamin D supplements among female high school students. Methods: In this quasi-experimental study, ۱۴۰ girl high school students (n=۷۰ in each group) in Mashhad in the academic year ۲۰۱۵-۲۰۱۶ participated. The research tools included a demographic information questionnaire and a researcher made questionnaire of knowledge and the HBM constructs regarding the use of vitamin D supplements. After collecting pre-test data, the educational intervention was implemented for students in the test group and the post-tests were carried out immediately and three months after intervention. Data were analyzed using SPSS software v۱۹ and applying appropriate statistical tests. Results: Before the study there were no significant differences in all variables and constructs. But after the educational intervntion a significant difference was reported between the intervntion and control group concerning knowledge, perceived susceptibility, perceived severity, perceived benefit (p <۰.۰۰۱), perceived barrier (P=۰.۰۰۱), self-efficacy and use of vitamin D supplements (p <۰.۰۰۱). The results in the test group showed that the average scores of knowledge, all health belief models’ components and use of vitamin D supplements before, immediately and three months after the intervention were significantly different (p <۰.۰۰۱). Conclusion: Health education programs based on the health belief model can be useful in promoting health awareness and use of vitamin D supplements.
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