scholarly journals Impact of Anterior Cruciate Ligament Reconstruction on NCAA FBS Football Players: Return to Play and Performance Vary by Position

2019 ◽  
Vol 7 (4) ◽  
pp. 232596711984105 ◽  
Author(s):  
Patrick Martin Wise ◽  
Robert A. Gallo
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
National Collegiate Athletic Association ◽  
Functional Performance ◽  
Cruciate Ligament ◽  
Return To Play ◽  
Football Players ◽  
Significant Performance ◽  
Anterior Cruciate ◽  
The Impact

Background: Anterior cruciate ligament (ACL) injuries are devastating for college football players. Although the change in functional performance of National Collegiate Athletic Association (NCAA) football players after reconstruction has been shown to be negligible, studies have failed to analyze the statistical performance of these players upon their return. Purpose/Hypothesis: The purpose of this study was to quantify the impact of ACL reconstruction on the statistical performance of collegiate football players. We hypothesized that statistical performance would vary by position and that running backs, wide receivers, and defensive backs, compared with preinjury and controls, would experience the largest decline in performance after returning from ACL reconstruction. Study Design: Descriptive epidemiology study. Methods: NCAA Football Bowl Subdivision (FBS) football players who experienced ACL tears between the years 2010 and 2015 were identified. The rates of return to play after surgery were determined for each position. Preinjury and postoperative performance statistics of each running back, receiver, defensive lineman, linebacker, and defensive back who met inclusion criteria were compared. A t-test analysis was used to compare the performance changes experienced by these players versus the performance changes of matched controls. Results: A total of 349 players were identified. Only 63.64% of eligible offensive linemen returned to play. Upon return, running backs experienced significant performance decreases compared with controls in carries (mean ± SD, –2.4 ± 2.7 vs 2.8 ± 1.6; P = .003), yards (–12.3 ± 15.5 vs 13.8 ± 7.8; P = .006), and receptions (–0.22 ± 0.32 vs 0.32 ± 0.23; P = .011) per game. Receivers displayed significant performance decreases compared with controls in number of touchdowns (–0.019 ± 0.110 vs 0.18 ± 0.06; P = .004), receptions (–0.11 ± 0.79 vs 1.2 ± 0.4; P = .004), and yards (–3.2 ± 10.6 vs 18.6 ± 5.4; P = .0009) per game. Linebackers demonstrated less improvement than controls in tackles for loss (0.007 ± 0.115 vs 0.31 ± 0.11; P = .0003) and sacks (0.001 ± 0.061 vs 0.10 ± 0.06; P = .026). Conclusion: Although offensive linemen were the least likely to return to play, running backs and receivers returned to play at a lower level of performance. The performance of defensive players was less affected by ACL reconstruction.

Return to Play and Career Length After Anterior Cruciate Ligament Reconstruction Among Canadian Professional Football Players

2020 ◽  
Vol 48 (7) ◽  
pp. 1682-1688
Author(s):  
Robert Longstaffe ◽  
Jeff Leiter ◽  
Tanner Gurney-Dunlop ◽  
Robert McCormack ◽  
Peter MacDonald
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Cruciate Ligament ◽  
Return To Play ◽  
Football Players ◽  
Professional Football ◽  
Collateral Ligament ◽  
Career Length ◽  
Anterior Cruciate ◽  
Negative Predictor

Background: For many athletes, a tear of the anterior cruciate ligament (ACL) represents a significant injury that requires a prolonged period away from the sport with substantial rehabilitation. Hypothesis: There will be no difference in return to play (RTP) and career length after hamstring tendon (HT) ACL reconstruction in a group of Canadian Football League professional players as compared with what has been already been reported in the literature among professional football players. Study Design: Case-control study; Level of evidence, 3. Methods: Data on athletes who sustained an ACL injury were collected by team physicians and head athletic trainers from 2002 to 2017 from 2 Canadian Football League teams. Patient details included age at the time of injury, initial injury date, position, practice versus game injury, and primary versus rerupture with injury-specific data, such as affected limb, concomitant injuries, graft choice, and procedure performed. RTP rates and career length data were collected through publically available internet sources. Comparisons between the non-RTP and RTP groups were made with independent-sample t tests. Binomial logistic regression was performed to determine variables (ie, games preinjury, graft type, meniscal injury, collateral ligament injury) that contributed to players not being able to RTP. Results: A total of 44 ACL reconstructions were performed over the study period (HT, n = 32 [72.7%]; bone–patellar tendon–bone [BPTB], n = 8 [18.2%]; allograft, n = 4 [9.1%]). Overall, 69.8% (n = 30) were able to RTP in at least 1 game, while 30.2% (n = 13) did not return. Mean time to return was 316.1 days (range, 220-427 days), or 10.4 months. For those players who did RTP, mean career length after ACL reconstruction was 2.8 seasons, or 34.4 games. The majority (56.8%) of injuries occurred early in the season. Breakdown by graft type demonstrated RTP rates among HT, BPTB, and allograft of 64.5% (n = 20), 87.5% (n = 7), and 75% (n = 3), respectively. Career length among HT, BPTB, and allograft was 2.9, 2.4, and 3 seasons. Logistic regression analysis found only concomitant medial collateral ligament (MCL) injuries to be a negative predictor for RTP. Meniscal injuries were associated with a decreased RTP rate and career length, but this was not statistically significant. Conclusion: The RTP rates after ACL reconstruction in this study are similar to those reported in National Football League players. A concomitant injury to the MCL injury was a negative predictor of RTP. Meniscal injuries demonstrated a trend for decreased RTP rate and career length, but this was not a significant predictor. A large portion of injuries occur early in the season, and further study should be done to examine potential preventative strategies to reduce ACL injuries.

scholarly journals Return to High School– and College-Level Football After Anterior Cruciate Ligament Reconstruction

2012 ◽  
Vol 40 (11) ◽  
pp. 2523-2529 ◽  
Author(s):  
Kirk A. McCullough ◽  
Kevin D. Phelps ◽  
Kurt P. Spindler ◽  
Matthew J. Matava ◽  
Warren R. Dunn ◽  
...  
Keyword(s):  
High School ◽  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Cruciate Ligament ◽  
Performance Level ◽  
American Football ◽  
Return To Play ◽  
Football Players ◽  
Patient Reported ◽  
Anterior Cruciate

Background: There is a relative paucity of data regarding the effect of anterior cruciate ligament (ACL) reconstruction on the ability of American high school and collegiate football players to return to play at the same level of competition as before their injury or to progress to play at the next level of competition. Purpose: (1) To identify the percentage of high school and collegiate American football players who successfully returned to play at their previous level of competition, (2) to investigate self-reported performance for those players able to return to play or reason(s) for not returning to play, and (3) to elucidate risk factors responsible for players not being able to return to play or not returning to the same level of performance. Study Design: Cohort study; Level of evidence, 3. Methods: This study was a retrospective analysis of prospective patients taken from the Multicenter Orthopaedic Outcomes Network (MOON) cohort who identified football as their primary or secondary sport. Identified patients were then questioned in a structured interview regarding their ACL injury, participation in football before their injury, and factors associated with returning to play. Data were analyzed for player position, concurrent meniscal/ligamentous/chondral injury, surgical technique and graft used for ACL reconstruction, and issues pertaining to timing and ability to return to play. Results: One hundred forty-seven players (including 68 high school and 26 collegiate) met our criteria and were contacted from the 2002 and 2003 MOON cohorts. Return to play rates for all high school and collegiate athletes were similar (63% and 69%, respectively). Based on player perception, 43% of the players were able to return to play at the same self-described performance level. Approximately 27% felt they did not perform at a level attained before their ACL tear, and 30% were unable to return to play at all. Although two thirds of players reported some “other interest” contributing to their decision not to return, at both levels of competition, fear of reinjury or further damage was cited by approximately 50% of the players who did not return to play. Analysis of patient-reported outcome scores at a minimum of 2 years after surgery between patients who returned to play and those who did not demonstrated clinically and statistically significant differences in the International Knee Documentation Committee form, Marx Activity Scale, and Knee injury and Osteoarthritis Outcome Score knee-related quality of life subscale in the collegiate players. Similar clinical differences were not statistically significant in the high school students. Player position did not have a statistically significant effect on the ability to return to play for high school players, and 41% of “skilled” position players and 50% of “nonskilled” position players were able to return to play at the same performance level. Conclusion: Return to play percentages for amateur American football players after ACL reconstruction are not as high as would be expected. While technical aspects of ACL reconstruction and the ensuing rehabilitation have been studied extensively, the psychological factors (primarily a fear of reinjury) influencing the ability to return to play after ACL surgery may be underestimated as a critical factor responsible for athletes not returning to play at any level of competition.

scholarly journals Performance After Anterior Cruciate Ligament Reconstruction in National Basketball Association Players

2021 ◽  
Vol 9 (2) ◽  
pp. 232596712098164
Author(s):  
Steven F. DeFroda ◽  
Devan D. Patel ◽  
John Milner ◽  
Daniel S. Yang ◽  
Brett D. Owens
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Odds Ratio ◽  
Cruciate Ligament ◽  
Case Series ◽  
National Basketball Association ◽  
High Rate ◽  
Return To Play ◽  
Lower Percentage ◽  
Anterior Cruciate

Background: Anterior cruciate ligament (ACL) injury in National Basketball Association (NBA) players can have a significant impact on player longevity and performance. Current literature reports a high rate of return to play, but there are limited data on performance after ACL reconstruction (ACLR). Purpose/Hypothesis: To determine return to play and player performance in the first and second seasons after ACLR in NBA players. We hypothesized that players would return at a high rate. However, we also hypothesized that performance in the first season after ACLR would be worse as compared with the preinjury performance, with a return to baseline by postoperative year 2. Study Design: Case series; Level of evidence, 4. Methods: An online database of NBA athlete injuries between 2010 and 2019 was queried using the term ACL reconstruction. For the included players, the following data were recorded: name; age at injury; position; height, weight, and body mass index; handedness; NBA experience; dates of injury, surgery, and return; knee affected; and postoperative seasons played. Regular season statistics for 1 preinjury season and 2 postoperative seasons were compiled and included games started and played, minutes played, and player efficiency rating. Kaplan-Meier survivorship plots were computed for athlete return-to-play and retirement endpoints. Results: A total of 26 athletes underwent ACLR; of these, 84% (95% CI, 63.9%-95.5%) returned to play at a mean 372.5 days (95% CI, 323.5-421.5 days) after surgery. Career length after injury was a mean of 3.36 seasons (95% CI, 2.27-4.45 seasons). Factors that contributed to an increased probability of return to play included younger age at injury (odds ratio, 0.71 [95% CI, 0.47-0.92]; P = .0337) and fewer years of experience in the NBA before injury (odds ratio, 0.70 [95% CI, 0.45-0.93]; P = .0335). Postoperatively, athletes played a significantly lower percentage of total games in the first season (48.4%; P = .0004) and second season (62.1%; P = .0067) as compared with the preinjury season (78.5%). Player efficiency rating in the first season was 19.3% less than that in the preinjury season ( P = .0056). Performance in the second postoperative season was not significantly different versus preinjury. Conclusion: NBA players have a high rate of RTP after ACLR. However, it may take longer than a single season for elite NBA athletes to return to their full preinjury performance. Younger players and those with less NBA experience returned at higher rates.

Fifteen-Year Audit of Anterior Cruciate Ligament Reconstructions in the Australian Football League From 1999 to 2013: Return to Play and Subsequent ACL Injury

2018 ◽  
Vol 46 (14) ◽  
pp. 3353-3360 ◽  
Author(s):  
Courtney C.H. Lai ◽  
Julian A. Feller ◽  
Kate E. Webster
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Risk Ratio ◽  
Cruciate Ligament ◽  
Acl Injury ◽  
Return To Play ◽  
Rates Of Return ◽  
Australian Football League ◽  
Australian Football ◽  
Anterior Cruciate

Background: Anterior cruciate ligament (ACL) injury has been a major cause of missed game time among Australian Football League (AFL) players. Return to play after ACL reconstruction is not always achieved, even among elite athletes. The rate of subsequent ACL injury in the AFL from 1990 to 2000 was high as compared with that of other elite sports. Purpose: To determine the rates of return to play and subsequent ACL injury after ACL reconstruction among AFL players from 1999 to 2013 and to explore factors associated with differing rates of return to play and subsequent ACL injury. Study Design: Case series; Level of evidence, 4. Methods: A total of 158 AFL players who underwent ACL reconstruction were identified from a prospectively maintained registry of AFL player injuries. Further data were gathered from official playing statistics, surgical records, and structured phone interviews. Results: The rate of return to play after an initial ACL injury was 77% (121 of 158 players). Greater preinjury playing experience and earlier selection in the AFL draft were associated with higher rates of return to play. The rate of subsequent ACL injury to either knee was 30% (48 of 158 players) and was especially high among players aged <21 years (23 of 46 players, 50%). After subsequent ACL injury, 34 of 48 players (71%) returned to play. In primary ACL reconstruction, the use of Ligament Augmentation and Reconstruction System grafts resulted in a faster return to play ( P = .001) but had a higher risk of subsequent revision reconstruction (risk ratio = 2.8, P = .048). Family history of ACL injury was associated with an increased risk of subsequent contralateral ACL injury (risk ratio = 3.8, P = .002). Conclusion: Most AFL players who underwent ACL reconstruction returned to play at least 1 AFL match. The high rate of subsequent ACL injury among AFL players demonstrates the highly demanding nature of Australian football, particularly at the elite level. The risk factors for subsequent ACL injury should be considered carefully when treatment and rehabilitation decisions are made for these high-demand athletes.

scholarly journals Factors Associated With Psychological Readiness to Return to Sports With Cutting, Pivoting, and Jump-Landings After Primary ACL Reconstruction

2020 ◽  
Vol 8 (11) ◽  
pp. 232596712096448
Author(s):  
Junya Aizawa ◽  
Kenji Hirohata ◽  
Shunsuke Ohji ◽  
Takehiro Ohmi ◽  
Hideyuki Koga ◽  
...  
Keyword(s):  
Anterior Cruciate Ligament ◽  
Regression Analysis ◽  
Acl Reconstruction ◽  
Cruciate Ligament ◽  
Return To Play ◽  
Return To Sports ◽  
Factors Associated ◽  
Anterior Cruciate ◽  
Primary Acl Reconstruction ◽  
Jump Landings

Background: High psychological readiness is an important element for returning to sports after anterior cruciate ligament (ACL) reconstruction. Identifying factors that contribute to psychological readiness is essential for planning interventions to return to play. No studies have used multivariate analysis to clarify factors associated with psychological readiness to return to specific sports. Hypothesis: To identify factors that contribute to an athlete’s psychological readiness to return after ACL reconstruction to sports that require cutting, pivoting, and jump-landings. Study Design: Cross-sectional study; Level of evidence, 3. Methods: Study participants were athletes who before injury had participated in sports with limited contact that required cutting, pivoting, and jump-landings (basketball, soccer, futsal, volleyball, badminton, tennis, and frisbee) and hoped to return to the same sport after reconstruction. Psychological readiness was measured using the Anterior Cruciate Ligament–Return to Sport After Injury Scale (ACL-RSI) in athletes more than 6 months after primary ACL reconstruction. To clarify factors associated with the ACL-RSI, univariate regression analysis and multivariate regression analysis were performed using the following independent variables: age, sex, body mass index, time from injury to reconstruction, time from reconstruction to testing, meniscal surgery, modified Tegner activity scale before injury, kinesiophobia, limb symmetry index of knee strength, limb symmetry indices of single-leg hop (SLH) distances, and subjective running ability. Results: Higher subjective running ability, a lower kinesiophobia score, and greater limb symmetry in the lateral SLH were positively associated with psychological readiness. Conclusion: The psychological readiness of athletes aiming to return after ACL reconstruction to limited-contact sports that require cutting, pivoting, and jump-landings was affected by subjective running ability, kinesiophobia, and asymmetry of lateral SLH distance. This information may be useful in planning appropriate interventions and thereby increasing the likelihood of an athlete’s returning to such sports.

Playing Performance After Anterior Cruciate Ligament Reconstruction Among Australian Football League Players From 1999 to 2013

2019 ◽  
Vol 47 (7) ◽  
pp. 1550-1556
Author(s):  
Courtney C.H. Lai ◽  
Julian A. Feller ◽  
Kate E. Webster
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Odds Ratio ◽  
Cruciate Ligament ◽  
Acl Injury ◽  
Return To Play ◽  
Average Level ◽  
Australian Football League ◽  
Australian Football ◽  
Anterior Cruciate

Background: Achieving preinjury levels of athletic performance has been challenging for elite athletes after anterior cruciate ligament (ACL) reconstruction. Although a recent study found that 77% of Australian Football League (AFL) players who underwent ACL reconstruction from 1999 to 2013 returned to play at the highest level, the study did not indicate how consistently or well they were able to play. Purpose: To identify the number of AFL players who returned to play consistently over 2 seasons after ACL reconstruction, compare their playing performance in these seasons with preinjury performance, and evaluate factors associated with returning to preinjury levels of performance. Study Design: Case series; Level of evidence, 4. Methods: Analysis included 104 AFL players who underwent ACL reconstruction between 1999 and 2013. All had played at least 10 AFL matches in 1 season before ACL injury. Ranking points, as devised by AFL statisticians, were used to measure individual playing performance. Results: Of the 104 players who played at least 10 matches in 1 season before ACL injury, 53 (51%) returned to play at least 10 matches in 2 seasons after surgery. Of these 53 players, 36 (68%) returned to their preinjury levels of performance. The 17 remaining players who did not return to their preinjury performance still performed comparably to the AFL average level after surgery. Players <25 years old (odds ratio = 2.9, P = .01) or <90 kg (odds ratio = 2.7, P = .03) had greater odds of returning to their preinjury levels of performance. Conclusion: Returning to play on a consistent basis was a substantial challenge for AFL players after ACL reconstruction. However, among players who did return to play consistently over 2 seasons, their postsurgery average performance was comparable with the AFL average level of performance, and two-thirds returned to their preinjury levels of performance. Younger and lighter players were more likely to return to their preinjury levels of performance, possibly given the nature of AFL club playing list management decisions.

POSTEROMEDIAL MENISCAL AND ANTERIOR CRUCIATE LIGAMENT STRAINS DURING DYNAMIC ACTIVITIES FOLLOWING ANTERIOR CRUCIATE LIGAMENT RECONSTRUCTION

2020 ◽  
Vol 23 (02) ◽  
pp. 2050010
Author(s):  
Sebastian Tomescu ◽  
Ryan Bakker ◽  
David Wasserstein ◽  
Mayank Kalra ◽  
Micah Nicholls ◽  
...  
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Strain Difference ◽  
Cruciate Ligament ◽  
Knee Simulator ◽  
Lower Strain ◽  
Healthy Knee ◽  
Anterior Cruciate ◽  
The Impact

Background: Meniscal strain patterns are not well understood during dynamic activities. Furthermore, the impact of ACL reconstruction on meniscal strain has not been thoroughly investigated. The purpose of this study was to characterize ACL and meniscal strain during dynamic activities and investigate the strain difference between ACL-intact and ACL-reconstructed ligament conditions. Methods: ACL and medial meniscal strain were measured in-vitro during gait, a double leg squat, and a single leg squat. For each activity kinematics and muscle forces were applied to seven cadaveric specimens using a dynamic knee simulator. Testing was performed in the ACL-intact and ACL-reconstructed ligament conditions. Results: Both the ACL and meniscus had distinct strain patterns that were found to have a significant interaction with knee angle during gait and double leg squat ([Formula: see text]). During gait, both tissues experienced lower strain during swing than stance (ACL: 3.0% swing, 9.1% stance; meniscus: 0.2% swing, 1.3% stance). Meniscal strain was not found to be different between ACL-intact and ACL-reconstructed conditions ([Formula: see text]). Conclusions: During dynamic activities, the strain in the meniscus was not altered between ACL ligament conditions. This indicates that meniscal mechanics after ACL reconstruction are similar to a healthy knee. These results help further the understanding of osteoarthritis risk after ACL reconstruction.

scholarly journals Anterior Cruciate Ligament Reconstruction Graft Options

2018 ◽  
Vol 6 (6_suppl3) ◽  
pp. 2325967118S0004
Author(s):  
Gustavo Vinagre ◽  
João Saraiva
Keyword(s):  
Anterior Cruciate Ligament ◽  
Acl Reconstruction ◽  
Ligament Reconstruction ◽  
Cruciate Ligament ◽  
Return To Play ◽  
Knee Stability ◽  
Advantages And Disadvantages ◽  
Anterior Cruciate ◽  
Sports Traumatology ◽  
The Ideal

Introduction: The Anterior Cruciate Ligament (ACL) tear is one of the most feared injuries since it can be crucial in the athlete’s career. The ACL reconstruction is one of the most frequent surgical procedures in Sports and the goal is to restore knee stability and avoid further injuries on the meniscus and cartilage, representing a constant topic of debate in Sports Traumatology. There are different graft options for ACL reconstruction that have been described over the years, addressed by different studies with controversy and different outcomes. The decision of the ideal graft for an ACL reconstruction is very complex, but should be consensual among all those involved in the injury process, and should be taken according to patient´s anatomy, physical demand and intrinsic graft specifications, that are key to know and understand. Objectives: Review and summarize the different graft options available for ACL reconstruction in order to make an optimal and individualized choice for each athlete to maximize the return to play and back to Sports at pre-injury levels. Methods: A literature review was performed on PubMed / Medline electronic databases with the words “ACL graft” by relevance. The articles with graft comparisons specifications were selected. Results: The results of our review were summarized with the advantages and disadvantages of the following grafts: Bone-Tendon-Bone (BTB) autograft; hamstrings autograft, quadriceps autograft and allografts. Conclusion: Taking into account the scientific knowledge available and despite the differences in each graft, the choice of the ideal graft that should be used in the ACL reconstruction should be individualized for each athlete, according to intrinsic graft specifications and extrinsic particularities of each sport and athlete.

scholarly journals Revision Anterior Cruciate Ligament Reconstruction

2013 ◽  
Vol 6 (6) ◽  
pp. 504-518 ◽  
Author(s):  
Jeffrey Wilde ◽  
Asheesh Bedi ◽  
David W. Altchek
Keyword(s):  
Anterior Cruciate Ligament ◽  
Clinical Outcomes ◽  
Acl Reconstruction ◽  
Cruciate Ligament ◽  
Knee Instability ◽  
Return To Play ◽  
Revision Acl Reconstruction ◽  
Pubmed Database ◽  
Anterior Cruciate ◽  
Primary Acl Reconstruction

Context: Reconstruction of the anterior cruciate ligament (ACL) is one of the most common surgical procedures, with more than 200,000 ACL tears occurring annually. Although primary ACL reconstruction is a successful operation, success rates still range from 75% to 97%. Consequently, several thousand revision ACL reconstructions are performed annually and are unfortunately associated with inferior clinical outcomes when compared with primary reconstructions. Evidence Acquisition: Data were obtained from peer-reviewed literature through a search of the PubMed database (1988-2013) as well as from textbook chapters and surgical technique papers. Study Design: Clinical review. Level of Evidence: Level 4. Results: The clinical outcomes after revision ACL reconstruction are largely based on level IV case series. Much of the existing literature is heterogenous with regard to patient populations, primary and revision surgical techniques, concomitant ligamentous injuries, and additional procedures performed at the time of the revision, which limits generalizability. Nevertheless, there is a general consensus that the outcomes for revision ACL reconstruction are inferior to primary reconstruction. Conclusion: Excellent results can be achieved with regard to graft stability, return to play, and functional knee instability but are generally inferior to primary ACL reconstruction. A staged approach with autograft reconstruction is recommended in any circumstance in which a single-stage approach results in suboptimal graft selection, tunnel position, graft fixation, or biological milieu for tendon-bone healing. Strength-of-Recommendation Taxonomy (SORT): Good results may still be achieved with regard to graft stability, return to play, and functional knee instability, but results are generally inferior to primary ACL reconstruction: Level B.

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