Prevalence of Internet addiction and influencing factor among middle school students in Xuhui District of Shanghai

Objective To study the effect on health of middle school students with Internet addiction in Xuhui District of Shanghai,and to provide evidence for the intervention.Methods Students in six middle schools in Xuhui District of Shanghai were selected randomly,and the Internet using condition,Internet addiction disorders,life style and health status were investigated with a self-designed questionnaires.Results About 4.08% students had internet addiction disorders;the students in Internet addiction groups scored higher on the factors of harmonious,anxiety,depression and the total score of GHQ-12 than the students in non Internet addiction group did,which had statistical difference.The study time,physical exercise time,sleeping time,and hobby time decreased.Satisfied own requirement,using computer for game,browsing on internet for abreaction,gaining satisfaction by Internet game were the most important influencing factor.Conclusion The Internet addiction disorder has effects on middle school students' physical and psychological health.