Journal of Education and Health Promotion 2277-9531 10 8 2020 08 01 Improvement of osteoporosis‑related behaviors in female students based on trans theoretical model 1 6 29188 EN . Vahid Kohpeima Jahromi . Sepide Bahlouli Ghashghaei . Nader Sharifi Journal Article 2023 03 03 BACKGROUND: Osteoporosis is one of the major problems associated with aging and is more<br />common among women than men. This study was designed to modify osteoporosis‑related behaviors<br />in female students based on the transtheoretical model (TTM).<br />MATERIALS AND METHODS: This quasi‑experimental study was conducted on female<br />secondary school students. The sample size was determined 100 by using Altman’s nomogram,<br />including 50 cases and 50 controls. Participants were completed the Demographic Information and<br />Osteoporosis‑Related Behavior Questionnaire based on TTM. Evaluation of the data showed that<br />each participant was at what stage of change in physical activity and preventive dietary behavior<br />of osteoporosis. The content of the training package was designed, and for the intervention group,<br />2‑h training sessions were held weekly by the instructor in accordance with the stage of change<br />for 2 months, and the booklet was provided with the appropriate contents of the stage of change.<br />Three months after the completion of training, the questionnaires were completed by intervention<br />and control groups. Statistical analysis was performed using SPSS 23 software.<br />RESULTS: Concerning the stages of change in physical activity and nutrition, a significant difference<br />was before and after the intervention in the intervention group (P < 0.001), while no significant<br />difference was observed in the control group. After the intervention, there was a significant difference<br />in the self‑efficacy and some subconstruct of processes of change, but there wasnot a significant<br />difference in the decisional balance.<br />CONCLUSION: Educational intervention based on TTM has been successful in achieving the goal of<br />modifying osteoporosis‑related behaviors in female students. The results of this study can be used<br />by health planners to plan and implement health promotion interventions that will undoubtedly help<br />reduce the burden of disease.<br /><br /> https://jehp.mui.ac.ir/article_29188_2ea0bbb774fbaa7f7fb4365c3ea822bf.pdf