scholarly journals Injury rates of the German Women’s American Football National Team from 2009 to 2011

2012 ◽  
Vol 4 (3) ◽  
pp. 28
Author(s):  
Marco Ezechieli ◽  
Stephan Berger ◽  
Christian-Heige Siebert ◽  
Oliver Miltner

American football is one of the leading causes of athletic-related injuries. Injury rates in female elite players are mostly unknown. We hypothesized that the injury rates of female was comparable to those in men’s football during practice, as well as games. From 2009 to 2011, injury data were collected from the German female national team during training camps, World Championship 2010 and International friendly matches. The injury was categorized by location on the body and recorded as fracture/dislocation, strain, concussion, contusion or other injury. Injury rates were determined based on the exposure of an athlete to a game or practice event. The injury rate was calculated as the ratio of injuries per 1000 athlete exposures (AE). The rate of injury was significantly higher during games (58.8/1000 AE) than practices [16.3/1000 AE, (P<0.01)]. Furthermore, the injury rate in the tryouts was significantly higher (24.05/1000 AE) compared to other training sessions with the national team (11.24/1000 AE). Our findings show that the injury rates in female elite American football players can be compared to those described for male players. Higher injury rates during matches than in training should also be underlined.

2017 ◽  
Vol 52 (10) ◽  
pp. 955-965 ◽  
Author(s):  
Zachary Y. Kerr ◽  
Susan W. Yeargin ◽  
Aristarque Djoko ◽  
Sara L. Dalton ◽  
Melissa M. Baker ◽  
...  

Context: Whereas researchers have provided estimates for the number of head impacts sustained within a youth football season, less is known about the number of plays across which such impact exposure occurs.Objective: To estimate the number of plays in which youth football players participated during the 2013 season and to estimate injury incidence through play-based injury rates.Design: Descriptive epidemiology study.Setting: Youth football.Patients or Other Participants: Youth football players (N = 2098; age range, 5−15 years) from 105 teams in 12 recreational leagues across 6 states.Main Outcome Measure(s): We calculated the average number of athlete-plays per season and per game using independent-samples t tests to compare age groups (5–10 years old versus 11–15 years old) and squad sizes (<20 versus ≥20 players); game injury rates per 1000 athlete-exposures (AEs) and per 10 000 athlete-plays; and injury rate ratios (IRRs) with 95% confidence intervals (CIs) to compare age groups.Results: On average, youth football players participated in 333.9 ± 178.5 plays per season and 43.9 ± 24.0 plays per game. Age groups (5- to 10-year-olds versus 11- to 15-year-olds) did not differ in the average number of plays per season (335.8 versus 332.3, respectively; t2086.4 = 0.45, P = .65) or per game (44.1 versus 43.7, respectively; t2092.3 = 0.38, P = .71). However, players from smaller teams participated in more plays per season (373.7 versus 308.0; t1611.4 = 8.15, P < .001) and per game (47.7 versus 41.4; t1523.5 = 5.67, P < .001). Older players had a greater game injury rate than younger players when injury rates were calculated per 1000 AEs (23.03 versus 17.86/1000 AEs; IRR = 1.29; 95% CI = 1.04, 1.60) or per 10 000 athlete-plays (5.30 versus 4.18/10 000 athlete-plays; IRR = 1.27; 95% CI = 1.02, 1.57).Conclusions: A larger squad size was associated with a lower average number of plays per season and per game. Increasing youth football squad sizes may help reduce head-impact exposure for individual players. The AE-based injury rates yielded effect estimates similar to those of play-based injury rates.


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 < .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.


2017 ◽  
Vol 5 (3) ◽  
pp. 43-48
Author(s):  
Karina S. Solovyova ◽  
Anna V. Zaletina

Introduction. The injury rate in children remains an urgent and unresolved problem in the field of medicine. In recent years, the average injury rate in 0- to 17-year-old children is 116–118 injuries per 1000 children of the corresponding population in Russia. Aim. The study aimed to analyze the injury rates in the children in St. Petersburg in 2016 and to compare them with the injury rates of previous years and those of children in Russia. Material and methods. Based on state statistics, the indices of injury rate in the children in St. Petersburg in 2016 were evaluated. The disability in children as a result of external actions and the activities of medical and preventive institutions for providing specialized care to children with injuries were also investigated. Results and discussion. A new form of reporting by Rosstat enabled the clarification of the data with respect to the nature of the injuries and the number of bone fractures in various locations of the body in accordance with the XIX class of the ICD-10, as well as with respect to the morbidity and mortality in children owing to external causes (class XX of the ICD) that include road-traffic accidents and physical abuse. Conclusions. The rate of injury in children aged 0–14 years decreased when compared with that suggested by the previous year’s data. Further, in adolescents aged 15–17 years, the rate of injury was significantly higher than the average rate in Russia. The disability in children as a result of external actions has decreased. However, the prevention of child injuries in St. Petersburg, especially in adolescents, remains an urgent medical and social problem.


2019 ◽  
Vol 7 (3_suppl) ◽  
pp. 2325967119S0002
Author(s):  
Shayla Veasley ◽  
Samuel L. Baron ◽  
Michael Nguyen ◽  
Utkarsh Anil ◽  
Michael Alaia ◽  
...  

INTRODUCTION: Due to a large number of eye injuries in girls’ lacrosse, US Lacrosse instituted a rule making protective eye-wear mandatory starting in the 2004-2005 season. Although the eye-wear was shown to significantly reduce injuries to the eyes, injuries to the head and face are still commonly reported despite body checks and stick checks to the body being illegal. In 2016, US lacrosse ruled that headgear could be used by its teams as long as it meets ASTM standard F3137*. There has been continued controversy over whether or not headgear in women’s lacrosse could make players more aggressive and/or lead to fewer dangerous call penalties by the officials, thus increasing the head and face injury rate. In 2017, the Public Schools Athletic League, which governs most scholastic sports in New York City, became the first high school organization in the country to mandate ASTM standard F3137 headgear for all women’s lacrosse players. The purpose of this study is to investigate the effect of ASTM standard F3137 approved headgear on the rate of head and face injuries in high school girls’ lacrosse. METHODS: This was a prospective cohort study. The study group included three JV and five varsity girls’ lacrosse teams, as well as their game opponents, who were mandated to wear headgear for all practice and game events over the course of the 2016-2017 and 2017-2018 lacrosse seasons. Certified athletic trainers assessed and documented all injuries that occurred as a result of participation on the lacrosse teams and athlete exposures were estimated based on the number of team practice and game events. Injury rates were compared with those from the High School RIO (Reporting Information Online) injury data reports from the 2008-2009 to 2015-2016 lacrosse seasons as well as an external publication based on RIO data that provided concussion injury rates. RESULTS: Over the study period, 17 total injuries were reported during 22397 athlete exposures (AEs), for an injury rate of 0.76 injuries per 1000 AEs. Two total head/face injuries (2 concussions) were reported during the study for both a head/face and concussion rate of 0.09 per 1000 AEs. There was a significant decrease in injury rates for total injuries (RR 0.4927; 95% Confidence Interval [CI], 0.3037-0.7995; P-value 0.004) and head/face injuries (RR 0.2232; 95% CI, 0.2232-0.055; p-value 0.016) when comparing this data to the HS RIO study reports. When compared to the concussion data provided by the external RIO publication, there was a lower injury rate that was not found to be significant (RR 0.26; 95% CI, 0.0630 -1.033; p-value: 0.03879). DISCUSSION AND CONCLUSION: Headgear use did not increase the injury rate for the head/face when compared to data before the optional headgear use rule. This may help to dispel fears over an injury rate that would increase due to more aggressive play or less cautious officiating.


Author(s):  
ChanWoo Kim ◽  
Ki Jun Park

Abstract Objectives To report injury patterns associated with training activities of elite adolescent Taekwondo athletes who are expected to represent South Korea in the future. Methods Beginning in 2019, we prospectively collected data on elite adolescent Taekwondo athletes at the Korean Training Center. The athletes were assessed by sports medicine doctors, and data were stratified according to sex, weight class, injury location, injuries during the weight loss period, and weight loss method. We used χ2 tests were used to compare groups. Injury rates were expressed as Poisson rates with 95% confidence intervals. Results There were 117 male and 102 female elite adolescent Taekwondo athletes. The mean weight loss among athletes was 3.37 (±1.23) kg, and the mean duration of weight loss was 7.53 (±3.40) days. In general, all athletes used similar weight loss methods. We recorded 846 injuries (annual average, 3.98 injuries/athlete). In general, female athletes had higher injury rates than their male counterparts. Additionally, the athletes had significantly higher injury rates during weight loss periods than during other periods of training. When all athletes were considered, most injuries occurred in the lower extremities (63.2%), followed by the trunk (14.2%), upper extremities (16.3%), and the head and neck area (6.3%). The injury severity significantly influenced the body regions in weight categories. Conclusion Rapid weight loss is related to the incidence of sports damage in athletes. Most injuries occur during weight loss periods in South Korean elite adolescent Taekwondo athletes. Moreover, the injury rate and injury severity depends on weight class.


2018 ◽  
Vol 6 (6) ◽  
pp. 232596711878004
Author(s):  
Tianwu Chen ◽  
Austin Wetzler ◽  
Scott Singer ◽  
Michael Feldman ◽  
David Rubenstein ◽  
...  

Background: Arena football is an indoor version of American football played in indoor arenas on a smaller field with 8 players per team. Only 1 study has evaluated injury rates in arena football, and no study had compared 2 distinct cohorts of players. Purpose/Hypothesis: The purpose of this study was to evaluate and compare injury rates in American versus Chinese athletes in the Chinese Arena Football League. Our hypothesis was that the rate of significant injuries (≥7 days of time lost from play) would be statistically significantly higher in Chinese athletes. Study Design: Cohort study; Level of evidence, 2. Methods: Each of the 6 teams included in this study comprised 11 American and 11 Chinese athletes, for a total of 132 included athletes (66 Chinese, 66 American). All players stayed in the same hotel, trained and played in the same facilities, and were covered by the same medical staff. A total of 18 games were played consecutively in 6 cities from October 1 to November 6, 2016. At least 4 Chinese players had to be on the field for each team at all times during game play. Results: American athletes were significantly older, taller, and heavier than Chinese athletes. The total exposure was 759 athlete-hours, and there were 80 reported injuries, with 74 (92.5%) occurring during games (overall injury rate, 105.4 injuries per 1000 athlete-hours). For American athletes, the exposure was 387 athlete-hours with 38 injuries observed, and the injury rate was 98.2 injuries per 1000 athlete-hours. For Chinese athletes, the exposure was 372 athlete-hours with 42 injuries observed, and the injury rate was 112.9 injuries per 1000 athlete-hours. There was no statistically significant difference in exposure or overall injury rate between American and Chinese athletes. The rate of significant injuries was 30.3 per 1000 athlete-hours; there were 17 such injuries in Chinese athletes compared with 6 such injuries for American athletes. The rate of significant injuries was 45.7 (Chinese) and 15.5 (American) injuries per 1000 athlete-hours, and the relative risk for Chinese versus American athletes for significant injuries was 3.0 (95% CI, 1.2-7.8; P = .019) . Binary logistic regression models were utilized to analyze whether the baseline variables (height, weight, body mass index, age, years of experience, and nationality) were potential predictors for an injury, and only years of experience (odds ratio, 1.147 [95% CI, 1.034-1.271]; P = .009) was found to be associated with severe injuries (>21 days of time loss). Conclusion: The overall risk of injuries was similar between Chinese and American athletes, but Chinese athletes showed statistically higher rates of significant injuries than their American counterparts. Years of experience was the only factor that was associated with severe injuries. As professional sports become more global, medical personnel must take into account the distinct differences and levels of experience between the national and international professional athletes. The results of this study will be used to make recommendations to develop preventive training measures, including techniques to improve tackling.


2016 ◽  
Vol 51 (5) ◽  
pp. 410-424 ◽  
Author(s):  
Daniel Pfirrmann ◽  
Mark Herbst ◽  
Patrick Ingelfinger ◽  
Perikles Simon ◽  
Suzan Tug

Context: The incidence of injury for elite youth and professional adult soccer players is an important concern, but the risk factors for these groups are different. Objective: To summarize and compare the injury incidences and injury characteristics of male professional adult and elite youth soccer players. Data Sources: We searched MEDLINE and Web of Science using the search terms elite, international, European, soccer, football, injury, injuries, epidemiology, incidence, prevalence, not female, not American football, and not rugby. We also used the search terms professional for studies on professional adult soccer players and high-level, soccer academy, youth, adolescent, and young for studies on elite youth soccer players. Study Selection: Eligible studies were published in English, had a prospective cohort design, and had a minimum study period of 6 months. To ensure that injury data were assessed in relationship to the athlete's individual exposure, we included only studies that reported on injuries and documented exposure volume. Data Extraction: Two independent reviewers applied the selection criteria and assessed the quality of the studies. Data Synthesis: A total of 676 studies were retrieved from the literature search. Eighteen articles met the inclusion criteria: 6 for elite youth and 12 for professional adult soccer players. Conclusions: Injury rates were higher for matches than for training for both youth and adult players. Youth players had a higher incidence of training injuries than professionals. Efforts must be made to reduce the overall injury rate in matches. Therefore, preventive interventions, such as adequately enforcing rules and focusing on fair play, must be analyzed and developed to reduce match-related injury incidences. Reducing training injuries should be a particular focus for youth soccer players.


Author(s):  
M. Joksimović ◽  
I. Skrypchenko ◽  
K. Yarymbash ◽  
D. Fulurija ◽  
S. Nasrolahi ◽  
...  

Background: Football is a game in which anthropometric characteristics are important factors for specific player positions, where morphological characteristics differ in relation to the competitive level and the position in the game. Body composition is an important indicator of the physical fitness and general health of athletes so today its often discussed in scientific literature. The aim of the research was to determine the differences in the anthropometric characteristics of the professional football players in relation to the player's position and to determine their importance in the game. Material: Twenty-nine male football players of the national team of Serbia participated in the research, in which the body height, weight and Body mass index were measured. Results: The results of the study indicate that statistically significant differences in body height and body weight were recorded between goalkeepers and midfielders (p <0.01) and goalkeepers and attackers (p <0.05) in favor of goalkeepers, while no statistically significant differences were recorded in the Body Mass Index. The lowest height, weight and BMI were recorded in the midfielders. Conclusions: Based on the results of the research it can be concluded that the morphological characteristics have a vital role in determining the success of athletes. Football coaches can use the results of this study as a means to better understand and interpret anthropometric characteristics and their importance in relation to the gaming position. The acquaintance of noticed differences could improve the training process as well as the selection at the early age.


2021 ◽  
Vol 56 (7) ◽  
pp. 711-718
Author(s):  
Avinash Chandran ◽  
Sarah N. Morris ◽  
Bernadette A. D'Alonzo ◽  
Adrian J. Boltz ◽  
Hannah J. Robison ◽  
...  

Context The number of women's swimming and diving teams sponsored by the National Collegiate Athletic Association has increased over the last 5 years. Background Routine examinations of women's swimming and diving injuries are important for identifying emerging temporal patterns. Methods Exposure and injury data collected in the National Collegiate Athletic Association Injury Surveillance Program during the 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 1.78 per 1000 athlete-exposures in swimmers and 2.49 per 1000 AEs in divers. Shoulder (33.0%) injuries accounted for the largest proportion of all swimming injuries; most injuries were classified as overuse (51.3%). Head or face (29.4%) and trunk (20.2%) injuries accounted for the largest proportions of all diving injuries. Summary Findings indicated that shoulder and trunk injuries, as well as injuries resulting from overuse mechanisms, warrant further attention in swimming. Given the low in the National Collegiate Athletic Association Injury Surveillance Program observed across the study period, the need for greater participation in sports injury surveillance is also apparent.


2021 ◽  
Vol 10 (2) ◽  
pp. 52-63
Author(s):  
Mirza Ibrahimović ◽  
Emir Mustafović ◽  
Denis Causevic ◽  
Haris Alić ◽  
Eldin Jelešković ◽  
...  

The goal of this paper is to determine the injury frequency rate in professional football players in leagues and national competitions by analyzing existing papers. We have chosen 21 articles according to the PRISMA method from the Google Scholar, ResearchGate Scopus, and Web of Science databases that fit both inclusion and exclusion criteria. We have discussed the following four segments based on the content of the selected papers: 1) An analysis of the injury frequency rate on the level of national teams, 2) An analysis of the injury frequency rate in club leagues, 3) A comparison of the injury frequency rate in matches and in practice, and 4) An analysis of the injury frequency rate in male versus female football players. The paper concludes that major national team tournaments have the highest injury frequency rate and that the probability of injury is four to five times higher in a match than in practice. The injury frequency rate in female players is lower than in male players regardless of the type of competition (national teams or leagues).


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