作者: Ira R. Casson , David C. Viano , John W. Powell , Elliot J. Pellman
关键词: Injury prevention 、 Occupational safety and health 、 Computer security 、 Poison control 、 Head injury 、 League 、 Medicine 、 Physical therapy 、 Concussion 、 Football 、 Suicide prevention
摘要: Background:Repeat concussion is an important issue in the National Football League (NFL). An initial description of repeat injuries was published for 6 years (1996-2001).Hypothesis:The characteristics and frequency NFL have not changed subsequent (2002-2007).Study Design:Case control.Methods:From 1996 to 2007, concussions were reported using a standardized form documenting signs symptoms, loss consciousness medical action taken. Data on analyzed 12 compared between 2 periods.Results:In 2002-2007, 152 players had (vs 160 1996-2001); 44 3+ head 52). The positions most often associated with 2002-2007 defensive secondary, kick unit, running back, linebacker. odds elevated wide receivers, tight ends, linebackers but lower than earlier period. During over half co...