IRCT2014041615650N2 IRCT 2014-05-05 Vice chancellor for research,Tehran University of Medical Scienses The effect of intervention through planned behavior theory on prevention of internet addiction disorder in dormitory male students The effect of educational interventionbased on planned behavior theory on on prevention of internet addiction disorder in dormitory male students , Tehran University of Medical Sciences 2012-03-04 anticipated 70 Complete https://irct.ir/trial/14859 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention. 1 Internet addiction disorder. Intervention 1: Intervention in case group: Based on the results obtained from the initial completion of the questionnaire, the proper intervention is designed. Type, content, teaching methods, and the number and timing of courses according to the results of pre-test analysis is designed . Researchers predict four sessions with 30 to 45 minute with lecture, group discussion and brainstorming, role playing, short films and educational leaflet about the effects of Internet addiction disorder. Intervention 2: No intervention in the control group dol not apply.