Waterpipe smoking in the male college students: an education intervention using theory of planned behavior

In the world, the trend of increasing waterpipe smoking was more than the cigarettes. the aim of this study was to determine of effectiveness of an educational intervention based on theory of planned behavior (tpb) to reducing waterpipe smoking in the male college students who were living in dormitories of tehran univercity of medical in 2011. in quasi-experimental study, 90 university were selected by random sampling method. data collection was performed by designed questionnaire based on tpb constructs and demographic variables. the participants filled out questionnaires before the intervention. education intervention was designed according to pre-test results and performed for intervention group. two groups were followed- up two-months after completion of intervention and filled out questionnaires again. the collected data were analyzed by spss software, chi- square test, one-wayanova, independent-samples t test and student’s paired-samples t test. findings of the present study showed that there were significant differences between the mean score of attitude, behavioral intention, subjective norms and perceived behavioral control in the experiment group compared with the control group after intervention. in addition, significant reductions in the frequency of waterpipe smoking were observed in the intervention group as compare to the control group. the results showed that developed educational intervention based on tpb constructs can be modified positive perceptions of college students toward waterpipe smoking and also reducing of smoking it.