目的 了解上海市中学生网络使用情况及网络成瘾行为状况,为干预网络成瘾提供科学依据。方法 在上海市某区2所普通初中和2所普通高中各随机抽取2个班级(合计8个班级)共264名初二和高三学生,采用计算机辅助的匿名电子问卷进行问卷调查。结果 中学生上网率为92.0%,初、高中生分别为88.2%、96.0%,男女生分别为91.0%、92.8%;网络成瘾率为10.4%,初、高中生分别为7.5%、13.3%,男女生分别为13.5%、7.8%;但差异均无统计学意义(P均>0.05)。小学开始触网的比例初中生(84.2%)高于高中生(67.5%)。初、高中生上网目的排在前三位的均为浏览网页/逛论坛/看视频、聊天、上社交网站/刷微博。有网瘾者及非网瘾者中均有一半以上的对象表示上网对生活没有影响。中学生网络成瘾与上网的频率、上网的地点、每周上网的时间有关。 结论 中学生网络使用已非常普遍,网络成瘾现状不容忽视。应采取有效干预措施,引导学生正确合理地利用网络。

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.