Determining the effect of an educational intervention based on constructs of Health Belief Model on Promotion of Physical Puberty Health among student girls

Factors such as lack of proper knowledge on health period of menarche leads to wrong behavior in this period. But we can transfer knowledge and basic skills to students by teaching and changing their behavior. Consequently، present study mainly aimed to determine the effect of educational intervention based on Health Belief Model (HBM) on promotion of physical puberty health among the girls in Gonbad in 2014. This study was a quasi-experimental. In this study102 girl students were selected using random sampling method. Data collection was performed through a designed questionnaire based on HBM model. We used test re-test to investigate the reliabity of the questionnaire and the questionnaire was evaluated by competent Professors in order to determine its content validity. The 30 participants filled out questionnaire befor the intervention. Education intervention was performed for intrvention group. Educational intervention in case group was a speech، along with group discussion، and application of pamphlet and educational booklet. Two groups filled out questionnaires three months after completion of intervention. The data were analyzed through SPSS v. 22 software using Chi-square test، Mann-Whitney،Mac-Nemar، Wilcoxon، t-test، and analysis of Covariance (ANCOVA). Findings of the present study showed that demographic variables were not significantly different in two groups. Before and three months after the education in the intervention group، Knowledge scores raised from 52. 07 ± 9. 7 to 81. 09± 7. 25، practice from 48. 06 ± 10 to 53. 94± 11. 32، susceptibility from 61. 72 ± 10. 4 to 79. 6± 9. 6، severity from 66. 33 ± 7. 98 to 77. 5± 6. 88، benefits from 66. 2 ± 8. 51 to 76. 78± 6. 99، barriers from 58. 84 ± 11. 81 to 43. 64± 10. 57، cues to action from 26. 61 ± 16. 85 to 46. 21± 16. 05، and self-efficacy from 78/16 ± 9/33 to 93/32± 7/04. They were significantly different in the intervention group (p< 0. 05)، but not in the control group (p> 0. 05). The results showed that the educational intervention strategy based on HBM Model could bring significant changes in the awareness and behaviour of adolescent girls. Different types of training is recommended based on health educational models on promotion of physical puberty health.