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在美国,美式足球是一项非常流行的体育运动,每年大约有300万少年、110万高中生、10万大学生参与此项运动。尽管足球运动对儿童青少年积极参加体育运动以及身心健康具有积极的作用,但由此导致的脑震荡也应引起足够的重视。美国每年有(160~380)万脑震荡病例发生在体育和娱乐活动中,典型表现为情感、认知、躯体以及睡眠相关的症状和障碍。Kerr等利用美国少年足球监测系统、国家运动伤害及其治疗和结局网络,对美国118个5~14岁少年足球队、96个中学足球队和34个大学足球队的2012—2014赛季脑震荡的平均症状数量、每种脑震荡症状的发生率、脑震荡患者比例以及长期无法回归绿茵场的比例(至少需要限制30 d以上)进行调查。研究结果显示,3年间上述3类足球运动员共发生1 429
In the United States, American football is a very popular sport, with about 3 million teenagers, 1.1 million high school students and 100,000 college students participating in the sport each year. Although football plays a positive role in the active participation of children and adolescents in sports and physical and mental health, concussion caused by this should also be given enough attention. Each year, 160 to 380 million cases of concussion occur in the United States of America in sporting and recreational activities, with typical symptoms and disorders related to emotion, cognition, body and sleep. Kerr and other use of the United States juvenile football monitoring system, national sports injuries and treatment and the outcome of the network, the United States 118 adolescents 5 to 14 football teams, 96 secondary school football teams and 34 college football teams in the 2012-2014 season concussion The average number of symptoms, the incidence of each concussion symptoms, the proportion of concussion patients and the long-term can not return to the pitch ratio (at least 30 days or more restrictions required) to investigate. The results show that in the past three years, there have been a total of 1 429 cases of the above three types of footballers