Injury Rates in Intramural Sports

2014 ◽  
Vol 38 (2) ◽  
pp. 98-103 ◽  
Author(s):  
Michael McElveen ◽  
Tony North ◽  
Alicia Rossow ◽  
Maggie Cattell

The purpose of this investigation was to determine the rate of injury in eight intramural league sports at a small (< 3,000 students) private college in the southeastern United States. The number and types of injuries were tracked during the 2011–2012 and 2012–2013 academic years for eight intramural league sports: flag football, softball, floor hockey, volleyball, 3v3 basketball, ultimate frisbee, soccer, and 5v5 basketball. For the two academic years combined, the injury rate was 5.56 (95% confidence interval, or CI, = [4.67, 6.61]) per 100 participants; the major injury rate was 0.37 (95% CI = [0.19, 0.73]) per 100 participants. By assessing the rate of injury for intramural sports, intramural staff can strategically implement action plans to minimize risk and be better prepared to respond to injuries when they occur.

2013 ◽  
Vol 48 (6) ◽  
pp. 818-825 ◽  
Author(s):  
Junta Iguchi ◽  
Yosuke Yamada ◽  
Misaka Kimura ◽  
Yoshihiko Fujisawa ◽  
Tatsuya Hojo ◽  
...  

Context: Previous research on American football injuries in Japan has focused on incidence proportion in terms of the number of injuries divided by the number of players. This is the first study to examine injury rates over several seasons. Objective: To conduct a prospective study of injuries in a Japanese Division I collegiate American football team over the 2007 through 2009 seasons. Design: Cohort study. Setting: Collegiate football team at Doshisha University, Kyoto, Japan. Patients or Other Participants: All 289 athletes who played on the collegiate Division I football team during the 2007 through 2009 seasons. Main Outcome Measure(s): A certified athletic trainer kept a daily record of all practice and game injuries. Injury rates were calculated according to season, injury type, body part, severity, and mechanism. Injuries were also analyzed according to position of player, school year, and playing experience. Results: The game injury rate (GIR; 32.7 injuries/1000 athlete-exposures) was higher than the practice injury rate (PIR; 10.9 injuries/1000 athlete-exposures) over the 3 seasons (P &lt; .05). The PIR was higher among Japanese players than the comparable United States collegiate football injury rates (5.8–7.0 injuries/1000 athlete-exposures). Ankle and foot injuries occurred more frequently during games, whereas thigh and gluteal injuries occurred more frequently during practices. Conclusions: Our data show differences between games and practices in terms of injury rates, body parts injured, and positions of players injured. The high PIR in Japan may be due to the increased contact during practices and length of practices compared with the United States. Further research involving multiple teams is recommended to validate the trends noted in this study. The expanded data set could assist in the development of safety regulations and preventive interventions for Japanese football.


2011 ◽  
Vol 46 (5) ◽  
pp. 484-488 ◽  
Author(s):  
Elizabeth A. Carter ◽  
Beverly J. Westerman ◽  
Katherine L. Hunting

Context: A major challenge in the field of sports injury epidemiology is identifying the appropriate denominators for injury rates. Objective: To characterize risk of injury from participation in basketball, football, and soccer in the United States, using hours of participation as the measure of exposure, and to compare these rates with those derived using population estimates in the denominator. Design: Descriptive epidemiology study. Setting: United States, 2003–2007. Participants: People ages 15 years and older who experienced an emergency department–treated injury while playing basketball, football, or soccer. Main Outcome Measure(s): Rates of emergency department–treated injuries resulting from participation in basketball, football, or soccer. Injury rates were calculated for people ages 15 and older for the years 2003–2007 using the U.S. population and hours of participation as the denominators. The risk of injury associated with each of these sports was compared for all participants and by sex. Results: From 2003 through 2007, annual injury rates per 1000 U.S. population were as follows: 1.49 (95% confidence interval [CI] = 1.30, 1.67) in basketball, 0.93 (95% CI = 0.82, 1.04) in football, and 0.43 (95% CI = 0.33, 0.53) in soccer. When the denominator was hours of participation, the injury rate in football (5.08 [95% CI = 4.46, 5.69]/10 000 hours) was almost twice as high as that for basketball (2.69 [95% CI = 2.35, 3.02]/10 000 hours) and soccer (2.69 [95% CI = 2.07, 3.30]/10 000 hours). Conclusions: Depending on the choice of denominator, interpretation of the risk of an emergency department–treated injury in basketball, football, or soccer varies greatly. Using the U.S. population as the denominator produced rates that were highest in basketball and lowest in soccer. However, using hours of participation as a more accurate measure of exposure demonstrated that football had a higher rate of injury than basketball or soccer for both males and females.


2018 ◽  
Vol 11 (1) ◽  
pp. 32-39 ◽  
Author(s):  
Rebecca K. Yau ◽  
Savannah G. Dennis ◽  
Barry P. Boden ◽  
Robert C. Cantu ◽  
James A. Lord ◽  
...  

Background: Cheerleading is a specialized athletic activity that can lead to catastrophic injuries. Cheerleading rules are in place to maximize safety of participants. The purpose of this study was to describe catastrophic cheerleading injuries among high school and collegiate-level participants in the United States and to explore whether the 2006-2007 basket toss rule change was effective at reducing the number of catastrophic injuries. Hypothesis: The 2006-2007 basket toss rule change contributed to a reduction in the number of catastrophic injuries among high school and collegiate cheerleaders. Study Design: Case series. Level of Evidence: Level 4. Methods: Data on catastrophic cheerleading injuries were collected by the National Center for Catastrophic Sport Injury Research from July 2002 to June 2017. Information collected included cheerleader, event, and injury characteristics. The impact of the 2006-2007 rule change banning the basket toss on any hard surfaces was assessed by comparing injury rates and 95% CIs before and after the rule change. Results: There were 54 catastrophic cheerleading injuries, or 3.6 injuries per year. From July 2002 through June 2017, the injury rate was 2.12 per 1,000,000 cheerleaders (95% CI, 1.56-2.69). Most cheerleaders sustained serious injuries (n = 27; 50%) during practice (n = 37; 69%) to the head (n = 28; 52%) and cervical spine (n = 17; 32%). From July 2002 through June 2017, basket tosses were the stunt that accounted for the highest proportion of injuries (n = 19; 35%). The basket toss injury rate decreased from 1.55 to 0.40 per 1,000,000 cheerleaders among both high school and collegiate cheerleaders after the rule change. Conclusion: Catastrophic injury rates in cheerleading decreased dramatically after the 2006-2007 rule change banning basket tosses from being performed on any hard surfaces. In particular, there was a nearly 4-fold reduction in the rate of catastrophic basket toss injuries.


2021 ◽  
Vol 9 (3) ◽  
pp. 232596712199156
Author(s):  
Austin J. Ross ◽  
Bailey J. Ross ◽  
Tyler C. Zeoli ◽  
Symone M. Brown ◽  
Mary K. Mulcahey

Background: The popularity of mixed martial arts (MMA) continues to grow in the United States. Although prior work has provided valuable insight concerning injuries in the sport, much of the available literature is limited by factors such as small sample sizes, varying athlete demographics, and inconsistent data collection methods. Purpose: To report injury rates and types in MMA and analyze potential variance between competition and match variables. Study Design: Descriptive epidemiology study. Methods: We performed a retrospective review of injuries sustained by fighters during MMA contests between 2018 and 2019 using ringside physician postmatch injury reports from Wisconsin and Arizona. The prevalence of overall injuries and specific injury types was compared by location (Arizona vs Wisconsin), competition level (amateur vs professional), match result (decisions vs any other result), and match winners versus losers. Results: In 503 contests, 285 (57%) had at least 1 injury. In these 285 matches, participants experienced 401 injuries: 197 (49%) in professional bouts and 204 (51%) in amateur bouts. The match injury rate was higher in professional bouts than in amateur contests (68% vs 51%; P < .001). Amateur fighters had more contusions and hematomas (31% vs 22%; P < .001), while professional fighters had more lacerations (39% vs 23%; P < .001). Losers exhibited a higher match injury rate than winners (48% vs 24%; P < .001). Winners experienced a higher proportion of fractures (19% vs 9%; P = .005), and losers experienced more concussions (17% vs 2%; P < .001). Conclusion: Professional fighters and losers of MMA bouts exhibited higher injury rates relative to amateurs and winners. The prevalence of specific injury types varied by competition level, match result, and match winners versus losers. The results of this study may be used to better understand the current injury profile in MMA and to develop targeted strategies for injury prevention.


2009 ◽  
Vol 37 (9) ◽  
pp. 1798-1805 ◽  
Author(s):  
Cory J. Darrow ◽  
Christy L. Collins ◽  
Ellen E. Yard ◽  
R. Dawn Comstock

Background Over 7 million students participate in high school athletics annually. Despite numerous health benefits, high school athletes are at risk for injury. Hypothesis Severe injury rates and patterns differ by gender and type of exposure. Study Design Descriptive epidemiology study. Methods Sports-related injury data were collected during the 2005-2007 academic years from 100 nationally representative United States high schools via RIO (Reporting Information Online). Severe injury was defined as any injury that resulted in the loss of more than 21 days of sports participation. Results Participating certified athletic trainers (ATCs) reported 1378 severe injuries during 3 550 141 athlete-exposures (0.39 severe injuries per 1000 athletic exposures). Football had the highest severe injury rate (0.69), followed by wrestling (0.52), girls’ basketball (0.34), and girls’ soccer (0.33). The rate in all boys’ sports (0.45) was higher than all girls’ sports (0.26) (rate ratio [RR], 1.74; 95% confidence interval [CI], 1.54-1.98; P < .001). However, among directly comparable sports (soccer, basketball, and baseball/softball), girls sustained a higher severe injury rate (0.29) than boys (0.23) (RR, 1.28; 95% CI, 1.08-1.52; P = .006). More specifically, girls’ basketball had a higher rate (0.34) than boys’ basketball (0.24) (RR, 1.43; 95% CI, 1.10-1.86; P = .009). Differences between boys’ and girls’ soccer and baseball/softball were not statistically significant. The severe injury rate was greater in competition (0.79) than practice (0.24) (RR, 3.30; 95% CI, 2.97-3.67; P < .001). Nationally, high school athletes sustained an estimated 446 715 severe injuries from 2005-2007. The most commonly injured body sites were the knee (29.0%), ankle (12.3%), and shoulder (10.9%). The most common diagnoses were fractures (36.0%), complete ligament sprains (15.3%), and incomplete ligament sprains (14.3%). Of severe sports injuries, 0.3% resulted in medical disqualification for the athletes’ career, and an additional 56.8% resulted in medical disqualification for the entire season. One in 4 (28.3%) severe injuries required surgery, with over half (53.9%) being knee surgeries. Conclusion Severe injury rates and patterns varied by sport, gender, and type of exposure. Because severe injuries negatively affect athletes’ health and often place an increased burden on the health care system, future research should focus on developing interventions to decrease the incidence and severity of sports-related injuries.


2021 ◽  
Vol 56 (7) ◽  
pp. 681-687
Author(s):  
Sarah N. Morris ◽  
Avinash Chandran ◽  
Landon B. Lempke ◽  
Adrian J. Boltz ◽  
Hannah J. Robison ◽  
...  

Context Basketball has remained a popular sport for players and spectators in the United States since before the first National Collegiate Athletic Association men's championship tournament in 1939. Background Routine examinations of men's basketball injuries are important for identifying emerging temporal patterns. Methods Exposure and injury data collected in the National Collegiate Athletic Association Injury Surveillance Program during 2014–2015 through 2018–2019 athletic seasons were analyzed. Injury counts, rates, and proportions were used to describe injury characteristics, and injury rate ratios were used to examine differences in injury rates. Results The overall injury rate was 7.28 per 1000 athlete exposures, with competition rates twice those of practices (injury rate ratio = 2.07; 95% CI = 1.93, 2.22). Injuries to the ankle (22.2%), knee (13.0%), head/face (11.3%), and hand/wrist (10.1%) accounted for most reported injuries, with sprains (30.4%), contusions (14.3%), and strains (13.9%) most commonly reported. Ankle sprain rates initially trended upward and decreased between 2017–2018 and 2018–2019; concussion rates remained relatively stable during 2014–2015 through 2018–2019. Conclusions Findings suggest that common injury rates are trending downward relative to previous study findings.


2020 ◽  
Vol 15 (4) ◽  
pp. 539-549 ◽  
Author(s):  
Laura J. McPherson ◽  
Vaughn Barry ◽  
Jane Yackley ◽  
Jennifer C. Gander ◽  
Stephen O. Pastan ◽  
...  

Background and objectivesAccess to kidney transplantation requires a referral to a transplant center for medical evaluation. Prior research suggests that the distance that a person must travel to reach a center might be a barrier to referral. We examined whether a shorter distance from patients’ residence to a transplant center increased the likelihood of referral and initiating the transplant evaluation once referred.Design, setting, participants, & measurementsAdults who began treatment for ESKD at any Georgia, North Carolina, or South Carolina dialysis facility from 1/1/2012 to 12/31/2015 were identified from the US Renal Data System. Referral (within 1 year of dialysis initiation) and evaluation initiation (within 6 months of referral) data were collected from all nine transplant centers located in that region. Distance was categorized as <15, 15–30, 31–60, 61–90, and >90 miles from the center of a patient’s residential zip code to the nearest center. We used multilevel, multivariable-adjusted logistic regression to quantify the association between distance with referral and evaluation initiation.ResultsAmong 27,250 adult patients on incident dialysis, 9582 (35%) were referred. Among those referred, 58% initiated evaluation. Although patients who lived farther from a center were less likely to be referred, distance was not statistically significantly related to transplant referral: adjusted odds ratios of 1.08 (95% confidence interval, 0.96 to 1.22), 1.07 (95% confidence interval, 0.95 to 1.22), 0.96 (95% confidence interval, 0.84 to 1.10), and 0.87 (95% confidence interval, 0.74 to 1.03) for 15–30, 31–60, 61–90, and >90 miles, respectively, compared with <15 miles (P trend =0.05). There was no statistically significant association of distance and evaluation initiation among referred patients: adjusted odds ratios of 1.14 (95% confidence interval, 0.97 to 1.33), 1.12 (95% confidence interval, 0.94 to 1.35), 1.04 (95% confidence interval, 0.87 to 1.25), and 0.89 (95% confidence interval, 0.72 to 1.11) for 15–30, 31–60, 61–90, and >90 miles, respectively, compared with <15 miles (P trend =0.70).ConclusionsDistance from residence to transplant center among patients undergoing long-term dialysis in the southeastern United States was not associated with increased likelihood of referral and initiating transplant center evaluation.


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