Internet addiction among Iranian adolescents: a nationwide study.

Problematic use of the Internet by children and adolescents is a newly emerging disorder that has alerted health authorities throughout the world. In Iran, despite the very high speed rate of Internet spread, there is not enough data on the rate of Internet addiction among the adolescents. This study is the first nationwide study that addresses this issue. Overall 4500 students of high school or pre-college schools were recruited from 13/31 provinces of Iran by a cluster sampling method and 4342 (96%) participated. Two self-rated questionnaires (one demographics and one Young's Internet addiction scale) were filled b the participants. Data were analyzed by SPSS software. 962 (22.2%) of the study participants were labeled as having "internet addiction." Males were significantly more likely to be an internet addict (P<0.001). Students whose father and/or mother had a doctorate degree were most likely to have Internet addiction (P<0.001 for both). Job engagement of mothers was significantly associated with students' internet addiction, and the least rate of addiction was observed when the mother was a housewife (P<0.001); having no exercise was associated with the highest rate of Internet addiction (P