Investigating the effect of educational intervention based on Theory of Planned Behavior on the preventive behaviors regarding microbial and radiation complications of mobile phone in female students of secondary school

Mobile phone is one of the most important means of communication and social in the present age, and there are concerns about its harmful effects due to the growing use of it among adolescents. In this regard, the present study was conducted to determine the effect of educational intervention based on the Theory of Planned Behavior regarding microbial and radiation complications of mobile phone in female students of secondary school in Baghmalek city.

The present study was a quasi-experimental two-group study (test and control) that was conducted on 100 students in 2019. The target population consisted of female high school students who entered the study using stratified sampling method. The educational intervention was conducted using the method of short lecture, group discussion, question and answer based on the constructs of the theory of planned behavior. The training sessions were conducted in the form of group training in the form of 3 sessions for 90 minutes during a month. Data analysis was performed using SPSS 24 software and independent t-test and paired t-test.

The results showed that before the intervention, the mean and standard deviation scores of attitudes (24.08 ±4.78), Subjective norm (32.52 ±7.67), perceived behavioral control (32.28 ±5.05), behavioral intention (13.14 ±4.44) and behavior (24.30 ±4.40) between the two groups of control and test were not significantly different (P <0.05). However, one month after the educational intervention, the mean scores and standard deviation of attitude (25.94 ±5.95), subjective norm (37.22 ±7.31), perceived behavioral control (34.80 ±5.42), and behavior (26.86 ±5.95), except for the behavioral intention (14.02 ±3.11) in the test group, increased significantly (p <0.001).

Based on the findings of this study, education based on planned behavior theory is fruitful and can improve studentschr('39') microbial and mobile phone Preventive behaviors by increasing attitudes, subjective norm, and perceived behavioral control.