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目的 了解我国城市儿童少年看电视时间 ,为指导儿童少年看电视提供科学依据。方法 采用三阶段分层随机整群抽样的方法从广州、上海、济南和哈尔滨 4城市随机选取学龄前儿童和中小学生家长 9464名作为调查对象 ,使用问卷调查的方法 ,收集儿童少年看电视的时间等相关信息。结果 城市儿童少年平均每天看电视时间少于 1h、 1～ 2h、 2～ 3h和超过 3h的比例分别为 3 2 5 %、 46 0 %、 15 4%和 6 1%。学龄前儿童、小学生、中学生看电视 (2h/d的比例分别为 2 6 9%、 2 1 0 %和 17 4% ;男生、女生每天看电视超过 2小时的比例分别为 2 3 1%和 19 9% ,城区和近郊区分别为 19 5 %和 2 4 0 %。结论 我国儿童少年平均每天看电视时间已接近发达国家水平 ,应加强对儿童少年进行看电视的指导 ,提高他们选择电视节目的能力
Objective To understand the time of watching TV in urban children and adolescents in China and to provide scientific basis for guiding children and adolescents to watch TV. Methods A total of 9464 pre-school children and parents of primary and secondary students were randomly selected from three cities in Guangzhou, Shanghai, Jinan and Harbin using the three-stage stratified random cluster sampling method. Questionnaires were used to collect the children’s TV viewing time And other related information. Results The average rate of watching TV in urban children and adolescents was less than 1 hour per day, while the proportions of 1 to 2 hours, 2 to 3 hours and more than 3 hours were 3 2 5%, 46 0%, 15 4% and 61% respectively. Preschoolers, pupils and middle school students watched television at 2h / d (26.9%, 21.0% and 17.4% respectively); boys and girls watched television for more than 2 hours a day at 21.3% and 19% respectively 9%, and 19.5% and 240% respectively in urban area and suburban area.ConclusionChinese children and adolescents watch TV every day on average, which is close to the level of developed countries, and should strengthen the guidance of children and adolescents in watching TV to improve their choice of television programs ability