Retention of Movement Pattern Changes After a Lower Extremity Injury Prevention Program Is Affected by Program Duration

2011 ◽  
Vol 40 (2) ◽  
pp. 300-306 ◽  
Author(s):  
Darin A. Padua ◽  
Lindsay J. DiStefano ◽  
Stephen W. Marshall ◽  
Anthony I. Beutler ◽  
Sarah J. de la Motte ◽  
...  
2017 ◽  
Vol 13 (1) ◽  
pp. 122-128 ◽  
Author(s):  
Elle A Morgan ◽  
Samuel T Johnson ◽  
Viktor E Bovbjerg ◽  
Marc F Norcross

The use of a lower extremity injury prevention program by female soccer players before the completion of puberty may mitigate movement changes that develop during puberty and contribute to post-pubescent females’ greater anterior cruciate ligament-injury risk. It is unknown whether club soccer coaches are using injury prevention programs with younger athletes and if player age is associated with soccer coaches’ knowledge, attitudes, and behaviors surrounding injury prevention programs. Fifty-four coaches of female soccer teams from Oregon and Washington states (USA) completed a web-based survey. Associations between team age (U9–U14 teams = 57 and U15–U19 teams = 19 teams) and coaches’ (a) attitudes and perceptions; and (b) injury prevention program awareness, adoption, and implementation fidelity were assessed. Coaches of U15–U19 teams perceived injuries to be more of a problem and soccer to present a high risk of injury. Coaches of older teams more strongly agreed that preventive exercises should be performed by their players during training. Injury prevention program awareness among coaches of U15–U19 and U9–U14 age groups was 79% and 60%, respectively. Injury prevention program-aware coaches of U15–U19 teams were more likely to use an injury prevention program than injury prevention program-aware coaches of U9–U14 teams (67% vs. 38%), but they were not more likely to do so with high fidelity (60% vs. 54%). Team age is associated with coaches’ short-term perceptions of injury risk, but not perceptions about the long-term ramifications of injury. Educating coaches about the potential benefits of injury prevention programs for mitigating injury-related maturational changes and the long-term ramifications of lower extremity injuries may facilitate greater use of injury prevention programs by coaches of younger female soccer players.


2016 ◽  
Vol 25 (3) ◽  
pp. 233-240 ◽  
Author(s):  
Kate R. Pfile ◽  
Phillip A. Gribble ◽  
Gretchen E. Buskirk ◽  
Sara M. Meserth ◽  
Brian G. Pietrosimone

Context:Epidemiological data demonstrate the need for lower-extremity injury-prevention training. Neuromuscularcontrol (NMC) programs are immediately effective at minimizing lower-extremity injury risk and improving sport-related performance measures. Research investigating lasting effects after an injury-prevention program is limited.Objective:To determine whether dynamic balance, landing mechanics, and hamstring and quadriceps strength could be improved after a 6-wk NMC intervention and maintained for a season.Design:Prospective case series.Setting:Controlled laboratory.Participants:11 Division I women’s basketball players (age 19.40 ± 1.35 y, height 178.05 ± 7.52 cm, mass 72.86 ± 10.70 kg).Interventions:Subjects underwent testing 3 times, completing the Star Excursion Balance Test (SEBT), Landing Error Scoring System (LESS), and isometric strength testing for the hamstrings and quadriceps muscles. Pretest and posttest 1 occurred immediately before and after the intervention, respectively, and posttest 2 at the end of the competitive season, 9 mo after posttest 1. Subjects participated in eighteen 30-min plyometric and NMC-training sessions over a 6-wk period.Main Outcome Measures:The normalized SEBT composite score, normalized peak isometric hamstrings:quadriceps (H:Q) ratio, and the LESS total score.Results:The mean composite reach significantly improved over time (F2,10 = 6.96, P = .005) where both posttest scores were significantly higher than pretest (70.41% ± 4.08%) (posttest 1 73.48% ± 4.19%, t10 = –3.11, P = .011) and posttest 2 (74.2% ± 4.77%, t10 = –3.78, P = .004). LESS scores significantly improved over time (F2,10 = 6.29, P = .009). The pretest LESS score (7.30 ± 3.40) was higher than posttest 1 (4.9 ± 1.20, t10 = 2.71, P = .024) and posttest 2 (5.44 ± 1.83, t10 = 2.58, P = .030). There were no statistically significant differences (P > .05) over time for the H:Q ratio when averaging both legs (F2,10 = 0.83, P = .45).Conclusions:A 6-wk NMC program improved landing mechanics and dynamic balance over a 9-mo period in women’s basketball players. NMC adaptations can be retained without an in-season maintenance program.


2011 ◽  
Vol 43 (Suppl 1) ◽  
pp. 14-15 ◽  
Author(s):  
Darin A. Padua ◽  
Lindsay J. DiStefano ◽  
Michael DiStefano ◽  
Anthony I. Beutler ◽  
Stephen W. Marshall

2019 ◽  
Vol 47 (12) ◽  
pp. 2844-2852 ◽  
Author(s):  
James R. Slauterbeck ◽  
Rebecca Choquette ◽  
Timothy W. Tourville ◽  
Mickey Krug ◽  
Bert R. Mandelbaum ◽  
...  

Background: Lower extremity injuries are common in high school sports and are costly, and some have poor outcomes. The FIFA 11+ injury prevention program has been shown to decrease injuries in elite athletes by up to 72%. Hypothesis: High schools in which coaches implement the FIFA 11+ injury prevention program in their athletic programs will have a decreased incidence of lower extremity injuries compared with schools using their usual prepractice warm-up. Study Design: Randomized controlled trial; Level of evidence, 1. Methods: Fourteen high schools that employed an athletic trainer were randomly assigned to either the FIFA 11+ group or control group (usual warm-up routine). Exposure to sports and injuries were recorded and used to determine the incidence rates of lower extremity injuries per athlete-exposure (AE). The FIFA 11+ program was implemented by coaches and complicance with the program recorded. Results: There were 196 lower extremity injuries among 1825 athletes in the FIFA 11+ group and 172 injuries among 1786 athletes in the control group (1.59 and 1.47 injuries per 1000 AEs, respectively; P = .771). The distribution of the types of injury in the 2 groups did not differ, but the body locations where the injuries occurred differed somewhat ( P = .051). The FIFA 11+ group had larger proportions of thigh and foot injuries, while the control group had higher proportions of knee and ankle injuries. Group differences in injury rates varied with sport ( P = .041 for interaction), but there were no significant differences in injury rates between the FIFA 11+ and control groups by sport, level of play, and sex. In the FIFA 11+ group, 62% of the coaches reported that their teams completed the full FIFA 11+ program at least once a week, and 32% reported that they completed it at least twice a week. Conclusion: This study did not demonstrate a reduction in lower extremity injuries in schools randomized to use the FIFA 11+ program compared with schools using their usual prepractice warm-up program. Coach-reported compliance with performing the FIFA 11+ program at least twice a week was low.


2018 ◽  
Vol 53 (5) ◽  
pp. 282-288 ◽  
Author(s):  
Romana Brunner ◽  
Bernd Friesenbichler ◽  
Nicola C Casartelli ◽  
Mario Bizzini ◽  
Nicola A Maffiuletti ◽  
...  

ObjectiveTo identify which exercise combinations are most effective as part of a lower extremity injury prevention programme for team-sport athletes.DesignUmbrella review.Data sourcesA comprehensive literature search was performed in PubMed, Scopus, Cochrane Library and PEDro databases. Studies published between January 2000 and March 2017 were included in this umbrella review.Study eligibility criteriaModerate to high-quality systematic reviews that investigated the effectiveness of a combination of two or more exercise components, that is, strength, agility, plyometrics, balance, stretching, technique, warm-up and functional activity, regarding injury incidence/rate of lower extremity injuries in team-sport athletes. The methodological quality of the included systematic reviews was independently assessed by two reviewers using the Assessing the Methodological Quality of Systematic Reviews measurement tool and the Grading of Recommendations Assessment, Development and Evaluation guidelines were used to assess the overall quality of evidence for particular outcomes.ResultsTwenty-four systematic reviews met the inclusion criteria. Multicomponent exercise interventions were effective in reducing the injury incidence/rate of lower extremity, knee, ACL and ankle injuries, but not groin injuries. Strength and balance exercise components were included in 10 of 11 effective injury prevention programmes for the lower extremity, knee, ACL and ankle injuries.Summary/conclusionLower extremity injury prevention programmes in team sports are effective in preventing lower extremity, knee, ACL and ankle injuries. Lower extremity muscle strength and balance exercises should be prioritised in lower extremity injury prevention programmes for team-sport athletes.


2020 ◽  
Vol 52 (7S) ◽  
pp. 977-977
Author(s):  
Anna C. Davis ◽  
Nicholas Emptage ◽  
Robert Sallis ◽  
Manuel G. Romero ◽  
Donna Woo ◽  
...  

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