Association Between Ball-Handling Versus Defending Actions and Acute Noncontact Lower Extremity Injuries in High School Basketball and Soccer

2015 ◽  
Vol 43 (4) ◽  
pp. 802-807 ◽  
Author(s):  
Scott M. Monfort ◽  
R. Dawn Comstock ◽  
Christy L. Collins ◽  
James A. Onate ◽  
Thomas M. Best ◽  
...  
2020 ◽  
Vol 52 (7S) ◽  
pp. 1017-1018
Author(s):  
Corrine Munoz-Plaza ◽  
Dana Pounds ◽  
Anna Davis ◽  
Stacy Park ◽  
Robert Sallis ◽  
...  

2017 ◽  
Vol 52 (11) ◽  
pp. 1028-1034 ◽  
Author(s):  
Robert C. Lynall ◽  
Timothy C. Mauntel ◽  
Ryan T. Pohlig ◽  
Zachary Y. Kerr ◽  
Thomas P. Dompier ◽  
...  

Context:  Although an association between concussion and musculoskeletal injury has been described in collegiate and professional athletes, no researchers have investigated an association in younger athletes. Objective:  To determine if concussion in high school athletes increased the risk for lower extremity musculoskeletal injury after return to activity. Design:  Observational cohort study. Setting:  One hundred ninety-six high schools across 26 states. Patients or Other Participants:  We used data from the National Athletic Treatment, Injury and Outcomes Network surveillance system. Athletic trainers provided information about sport-related concussions and musculoskeletal injuries in athletes in 27 sports, along with missed activity time due to these injuries. Main Outcome Measure(s):  Three general estimating equations were modeled to predict the odds of sustaining (1) any lower extremity injury, (2) a time-loss lower extremity injury, or (3) a non–time-loss lower extremity injury after concussion. Predictors were the total number of previous injuries, number of previous concussions, number of previous lower extremity injuries, number of previous upper extremity injuries, and sport contact classification. Results:  The initial dataset contained data from 18 216 athletes (females = 39%, n = 6887) and 46 217 injuries. Lower extremity injuries accounted for most injuries (56.3%), and concussions for 4.3% of total injuries. For every previous concussion, the odds of sustaining a subsequent time-loss lower extremity injury increased 34% (odds ratio [OR] = 1.34; 95% confidence interval [CI] = 1.13, 1.60). The number of previous concussions had no effect on the odds of sustaining any subsequent lower extremity injury (OR = 0.97; 95% CI = 0.89, 1.05) or a non–time-loss injury (OR = 1.01; 95% CI = 0.92, 1.10). Conclusions:  Among high school athletes, concussion increased the odds of sustaining subsequent time-loss lower extremity injuries but not non–time-loss injuries. By definition, time-loss injuries may be considered more severe than non–time-loss injuries. The exact mechanism underlying the increased risk of lower extremity injury after concussion remains elusive and should be further explored in future research.


2021 ◽  
Vol 11 (24) ◽  
pp. 11690
Author(s):  
Hyeri Oh ◽  
Hyosung Lim ◽  
Minsoo Jeon

Sports injuries frequently occur in athletes during competitive activities and practice routines, and the causes include cumulative fatigue from repetitive training, lack of warm-up exercises, and absence of motivation during competition. We aimed to determine the frequency and characteristics of lower extremity injuries in high school Taekwondo athletes. This study evaluated lower extremity sports injuries in 473 high school Taekwondo athletes. We conducted frequency and cross analyses. The questionnaire tools were developed to identify the characteristics of lower extremity injuries in Taekwondo athletes. Results: For injury by person, thigh injuries and re-injuries were most frequent. In non-contact injury, ankle injuries and re-injuries were most numerous. In the men’s lightweight category, thighs were injured the most in injury by person and ankles suffered the most non-contact injuries. In the men’s heavyweight category, the number of knee injuries was highest in injury by person, and the number of ankle injuries was highest in non-contact injury. In the women’s lightweight category, thighs suffered a higher number of injuries by person, whereas ankles had the highest number of non-contact injuries. In the women’s heavyweight category, thighs had the highest number of injuries by persons, whereas ankles had the highest number of non-contact injuries. The causes of ankle injury in weight classes were different in the two sexes. Conclusion: In this study, we confirmed that the sports damage suffered by student athletes mainly occurs as injuries in training situations without opponents. Our findings could help formulate basic guidelines for preventing sports injury in Taekwondo.


2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Corrine Munoz-Plaza ◽  
Dana Pounds ◽  
Anna Davis ◽  
Stacy Park ◽  
Robert Sallis ◽  
...  

Abstract Background While participation in sports-related activities results in improved health outcomes, high school athletes are at risk for lower extremity injuries, especially ankle, knee, and thigh injuries. Efforts to promote the adoption and implementation of evidence-driven approaches to reduce injury risk among school-aged athletes are needed. However, there is limited research regarding the perceived barriers, facilitators, and adherence factors that may influence the successful implementation of effective warm-up routines among this population. Methods We conducted a qualitative study using semi-structured interviews and focus groups to assess high school basketball coach and player current practices, knowledge, and perspectives about warm-ups and lower-extremity injuries (LEIs). We interviewed coaches (n = 12) and players (n = 30) from May to October 2019. Participants were recruited from public high schools in a joint school district in Southern California. Multiple coders employed thematic analysis of the data using validated methods. Results Coaches and players reported regular engagement (e.g., daily) in warm-up routines, but the time dedicated (range 5–45 min), types of exercises, and order varied substantially. Players often co-lead the warm-up practice with the coach or assistant coach. Despite regular engagement in warm-up, players and coaches report multiple challenges, including (1) limited time and space to warm-up effectively at games, (2) a perception that young players are not prone to injury, (3) competing demands for coaches’ time during practice, and (4) coaches’ lack of knowledge. Coaches and players perceive that warming up before practice will result in fewer injuries, and many players are motivated to warm up as a result of their personal injury experience; however, they desire guidance on the ideal exercises for preventing injury and training on the proper form for each exercise. Conclusions Regular involvement in basketball warm-up routines is common among high school teams, but the methods and time dedicated to these practices varied. Players and coaches are eager for more information on warm-up programs shown to reduce LEIs.


2020 ◽  
Vol 8 (7_suppl6) ◽  
pp. 2325967120S0039
Author(s):  
Adam Lutz ◽  
Charles Thigpen ◽  
R. Gil Gilliland ◽  
John Thorpe ◽  
Michael Kissenberth ◽  
...  

Objectives: Previous research indicates that concussion increases the risk of lower extremity injuries (LE) after return to sport. However, no study has examined the risk of precedent lower extremity injuries and their relationship to the development of a sport related concussion (SRC). To determine if the risk of combined injuries (LE injury-SRC) is elevated in high school athletes accounting for athlete sport and gender. Methods: 33,386 high school athletes were monitored over 4 seasons. 4223 LE injuries and 1132 concussions were reported. Injured athletes were identified by their school athletic trainer (AT) time-loss injury during a team-sponsored practice or game. ATs documented the date, mechanism, and sport of injury. Injured athletes were referred to a board-certified sports medicine physician for diagnoses and follow up care. Cumulative injury rates were calculated with 95% confidence intervals. Rate ratios were used to compare frequency of SRC after RTS following a LE injury. Comparisons were made overall cohort between those participating athletes with and without isolated and combined injuries as well as by gender. (α=0.05). Results: A cumulative incidence for athletes sustaining an isolated SRC was 2.3/100 athletes (95% CI= 2.1-2.5) and for isolated LE injury was 11.5/100 (95% CI=11.2-11.9) athletes. Athletes presenting with a LE injury had an increased risk (RR= 4.7; 95% CI = 4.2-5.2) of sustaining a subsequent SRC within 1 year when compared to athletes that did not suffer precedent LE injuries. Male athletes presenting with a LE injury had an increased risk (RR= 4.9; 95% CI = 4.2-5.7) of sustaining a subsequent SRC within 1 year when compared to male athletes that did not suffer precedent LE injuries. Female athletes presenting with a LE injury had an increased risk (RR= 4.4; 95% CI = 3.6-5.2) of sustaining a subsequent SRC within 1 year when compared to female athletes that did not suffer precedent LE injuries. In football, presenting with a LE injury had an increased risk (RR= 5.8; 95% CI = 4.5-7.4) of sustaining a subsequent SRC within 1 year when compared to football athletes that did not suffer precedent LE injuries. Conclusion: Our results are the first to show that high school athletes who suffer a time-loss LE injury are at 4.4-5.8 times increased risk to suffer a sports related concussion within the next year. Additional studies are warranted to confirm these findings.


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