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Progressive statistics for studies in sports medicine and exercise science.
Statistical guidelines and expert statements are now available to assist in the analysis and reporting of studies in some biomedical disciplines. We present here a more progressive resource forExpand
Cumulative effects associated with recurrent concussion in collegiate football players: the NCAA Concussion Study.
CONTEXT Approximately 300 000 sport-related concussions occur annually in the United States, and the likelihood of serious sequelae may increase with repeated head injury. OBJECTIVE To estimate theExpand
Acute effects and recovery time following concussion in collegiate football players: the NCAA Concussion Study.
CONTEXT Lack of empirical data on recovery time following sport-related concussion hampers clinical decision making about return to play after injury. OBJECTIVE To prospectively measure immediateExpand
Descriptive epidemiology of collegiate men's football injuries: National Collegiate Athletic Association Injury Surveillance System, 1988-1989 through 2003-2004.
OBJECTIVE To review 16 years of National Collegiate Athletic Association (NCAA) injury surveillance data for men's football and identify potential areas for injury prevention initiatives. Expand
Postural Stability and Neuropsychological Deficits After Concussion in Collegiate Athletes.
OBJECTIVE: Postural stability and neuropsychological testing are gradually becoming integral parts of postconcussion assessment in athletes. Clinicians, however, sometimes question the viability ofExpand
The Landing Error Scoring System (LESS) Is a Valid and Reliable Clinical Assessment Tool of Jump-Landing Biomechanics
Background Anterior cruciate ligament injuries are common in athletes and have serious sequelae. A valid clinical tool that reliably identifies individuals at an increased risk for ACL injury wouldExpand
Understanding and Preventing Noncontact Anterior Cruciate Ligament Injuries
The incidence of noncontact anterior cruciate ligament injuries in young to middle-aged athletes remains high. Despite early diagnosis and appropriate operative and nonoperative treatments,Expand
Deployment and the use of mental health services among U.S. Army wives.
BACKGROUND Military operations in Iraq and Afghanistan have involved the frequent and extended deployment of military personnel, many of whom are married. The effect of deployment on mental health inExpand
Recurrent concussion and risk of depression in retired professional football players.
PURPOSE The purpose of our study was to investigate the association between prior head injury and the likelihood of being diagnosed with clinical depression among retired professional footballExpand
Association between Recurrent Concussion and Late-Life Cognitive Impairment in Retired Professional Football Players
OBJECTIVE:Cerebral concussion is common in collision sports such as football, yet the chronic neurological effects of recurrent concussion are not well understood. The purpose of our study was toExpand