关键词: 因特网, 网络成瘾, 中学生

Abstract: Objective To investigate the situation of internet use and internet addiction disorder among middle school students in Shanghai. Methods 264 middle school students were selected randomly and anonymous electronic questionnaire survey was conducted.Results The prevalence of net surfing in middle school students was 92.0%,88.2% of students from junior middle school and 96.0% of students from high school were internet users.The prevalence of internet users were 92.8%(female) and 91.0%(male) by gender.10.4% of the internet users met the criteria of internet addiction disorder.Compared with 7.5% of students from junior middle school,13.3% of students from high school was adolescents with internet addiction disorder.By gender,13.5% of male students and 7.8% of female students were internet addiction disorder;the differences were not significant statistically (P>0.05).The percentage of junior school students who started to surf the internet in primary school was higher than senior school students.The top three intentions of net surfing of middle school students were browsing the web/forum/video,chatting,surfing the social networking sites/micro blogs.More than half of the respondents thought internet surfing had no influence on the life.Internet addiction disorder was associated with the frequency and sites of surfing the internet,the accumulated time that surfing the internet weekly. Conclusion The prevalence of internet is high among middle school students,the situation of internet addiction disorder should be concerned and preventive measures should be taken to help students use internet reasonably.

Key words: internet, internet addiction disorder, middle school students