上海金山区中学生网络使用情况及相关行为分析

目的 了解金山区青少年网络使用及相关行为现状,为采取针对性的干预措施提供依据。方法 采用《上海市青少年健康相关行为调查问卷》,分层整群随机抽取郊区8所中学的2 010名学生进行匿名问卷调查。结果 过去7 d,中学生上网率为84.5%。每天上网超过4 h、玩网络电子游戏超过4 h的学生各占11.9%及11.3%;上网主要目的为音乐、影视收听收看(60.2%),网聊(51.6%)、查阅资料(50.0%)、浏览新闻(37.6%);过去12个月,11.1%的青少年看过色情网站、音像制品,高中生比例(15.3%)高于初中生(6.7%),男生(18.2%)高于女生(4.9%)(χ²分别为37.425和90.479,P均<0.001);通过互联网了解性知识的男生比例(14.9%)高于女生(8.8%),高中生(15.9%)高于初中生(7.1%)(χ²分别为18.293和36.523,P均<0.001)。结论 本区青少年网络使用较为普遍,针对网络的过度使用对青少年的身心健康可能带来的不良影响,需引起重视并积极干预。

Usage and related behaviors of network among adolescents in Jinshan district,Shanghai.

Objective To study the current situation of the network involvement and related behaviors among adolescents,and provide scientific evidence for targeted interventions. Methods Totally 8 schools were chosen by stratified cluster sampling."Questionnaire of Health Related Behavior among Adolescents" was administered among 2 010 students. Results In the past 7 days,the proportion of students surfed the internet,spent more than 4 hours on the internet and video games was 84.5%,11.9% and 11.3% respectively; Main purposes were films (60.2%),chat (51.6%),data (50.0%) and news(37.6%);In the past 12 months,11.1% of the teenagers had browsed pornographic websites and approached audio-visual products.The proportion of senior middle school students(15.3%) and boys(18.2%) were higher than junior middle school students(6.7%) and girls(4.9%) (χ²=37.425 and 90.479 respectively,P<0.001);The proportion of boys(14.9%) and senior middle school students(15.9%) accessed sexual knowledge via the internet were higher than girls (8.8%) and junior middle school students(7.1%)(χ²=18.293 and 36.523 respectively,P<0.001). Conclusions Network usage among students is common.Excessive use should need attention which may bring adverse effect on physical and mental health of youth.Appropriate measures should be adopted.