Clinical Journal of Sport Medicine最新文献

{"title":"A New Measuring Approach in Assessing Hamstring Flexibility: Reliability, Validity, and Applicability of Isolated Hamstring Flexibility Test.","authors":"Yasin Talu, Aysenur Tuncer, Burcu Talu","doi":"10.1097/JSM.0000000000001235","DOIUrl":"10.1097/JSM.0000000000001235","url":null,"abstract":"<p><strong>Objective: </strong>This study was planned to determine the reliability, validity, and applicability of the isolated hamstring flexibility test (IHFT).</p><p><strong>Design: </strong>A cohort study (diagnosis); level of evidence, 2.</p><p><strong>Setting: </strong>It was performed in the research and application laboratory.</p><p><strong>Participants: </strong>Seventy-five individuals aged 18 to 25 years, selected through simple probability random sampling, with a normal Beighton Horan and Joint Mobility Index scores, and who volunteered to participate, were included for evaluation.</p><p><strong>Interventions: </strong>On then first and third days, participants underwent muscle strength, sit-and-reach test, active knee extension test, IHFT for validity and reliability. Stretching exercises were prescribed as a home program for 31 patients with limited knee extension, and measurements were repeated at the end of the eighth week.</p><p><strong>Main outcome measures: </strong>Sit-and-reach test, active knee extension test, IHFT.</p><p><strong>Results: </strong>The test-retest reliability was high (intraclass correlation coefficient, 0.993). Our test demonstrated validity when compared in terms of flexibility gained. A significant difference was found between pre-post stretching exercise training in all 3 tests ( P < 0.05).</p><p><strong>Conclusion: </strong>It was observed that the IHFT is reliable and applicable in determining hamstring flexibility. Given the absence of another test specifically measuring hamstring flexibility in isolation, its indirect validity was established through analysis with other tests using the gold standard for assessing gains in hamstring flexibility.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"430-435"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141300141","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Epidemiology of Hamstring Tears in National Collegiate Athletic Association Athletes: Findings From the National Collegiate Athletic Association Injury Surveillance Program Between 2014/2015 and 2018/2019.","authors":"Adrian J Boltz, Nicholas Hooper, James Satalich, Seth Cheatham, Robert O'Connell, Neel Rao, Reagan E Garcia, Christy L Collins, Avinash Chandran","doi":"10.1097/JSM.0000000000001240","DOIUrl":"10.1097/JSM.0000000000001240","url":null,"abstract":"<p><strong>Objective: </strong>To describe the epidemiology of hamstring tears in National Collegiate Athletic Association (NCAA) sports.</p><p><strong>Design: </strong>Descriptive epidemiology study. Athletic trainers from NCAA schools reported injuries to the NCAA Injury Surveillance Program.</p><p><strong>Setting: </strong>A convenience sample of NCAA hamstring tear injuries during the 2014/2015 through 2018/2019 academic years.</p><p><strong>Patients or participants: </strong>NCAA student-athletes.</p><p><strong>Independent variables: </strong>Sport, sex, event type, season segment, injury history, and activity at the time of injury.</p><p><strong>Main outcome measures: </strong>Injury counts, rates, and proportions were used.</p><p><strong>Results: </strong>Two thousand ninety-six hamstring tears from 8 474 400 athlete-exposures (AEs) were reported (2.47 per 10 000 AEs). Rates were highest in Men's Soccer (5.97 per 10 000 AEs) and Women's Soccer (3.13 per 10 000 AEs), among all Men's and Women's sports, respectively. Competition-related rates in Men's and Women's sports were highest in 2015 to 2016 then followed a decreasing pattern across the remainder of the study period. Among sex-comparable sports, rates were higher in men's (compared with women's) Baseball/Softball, Soccer, and Track and Field. The prevalence of recurrent injuries was comparable among men's (14.8%) and women's (11.5%) sports. Time loss hamstring tears were more prevalent in Men's sports than Women's sports [injury proportion ratio = 1.33; 95% confidence interval, (1.21, 1.47)].</p><p><strong>Conclusions: </strong>Overall, hamstring tear rates were higher across all Men's sports compared with Women's sports. Rates across event type were comparable in several sports; and so, adjustments to practice are needed considering that practice environments are more modifiable than competitions. Indeed, improving hamstring tear prevention programs to reduce the burden of this injury in NCAA athletes remains critical.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"444-453"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141426481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An Exploratory Analysis of Physical Examination Subtypes in Pediatric Athletes With Concussion.","authors":"Jacob I McPherson, Amanda C Marsh, Adam Cunningham, John J Leddy, Cathlyn Corrado, Zaheerud D Cheema, Muhammad S Z Nazir, Andrew S Nowak, Osman Farooq, Barry S Willer, Mohammad N Haider","doi":"10.1097/JSM.0000000000001207","DOIUrl":"10.1097/JSM.0000000000001207","url":null,"abstract":"<p><strong>Objective: </strong>Pediatric athletes with concussion present with a variety of impairments on clinical assessment and require individualized treatment. The Buffalo Concussion Physical Examination is a brief, pertinent clinical assessment for individuals with concussion. The purpose of this study was to identify physical examination subtypes in pediatric athletes with concussion within 2 weeks of injury that are relevant to diagnosis and treatment.</p><p><strong>Design: </strong>Secondary analysis of a published cohort study and clinician consensus.</p><p><strong>Setting: </strong>Three university-affiliated sports medicine centers.</p><p><strong>Participants: </strong>Two hundred seventy children (14.9 ± 1.9 years).</p><p><strong>Independent variables: </strong>Orthostatic intolerance, horizontal and vertical saccades, smooth pursuits, vestibulo-ocular reflex, near-point convergence, complex tandem gait, neck range of motion, neck tenderness, and neck spasm.</p><p><strong>Main outcome measures: </strong>Correlations between independent variables were calculated, and network graphs were made. k -means and hierarchical clustering were used to identify clusters of impairments. Optimal number of clusters was assessed. Results were reviewed by experienced clinicians and consensus was reached on proposed subtypes.</p><p><strong>Results: </strong>Physical examination clusters overlapped with each other, and no optimal number of clusters was identified. Clinician consensus suggested 3 possible subtypes: (1) visio-vestibular (horizontal and vertical saccades, smooth pursuits, and vestibulo-ocular reflex), (2) cervicogenic (neck range of motion and spasm), and (3) autonomic/balance (orthostatic intolerance and complex tandem gait).</p><p><strong>Conclusions: </strong>Although we identified 3 physical examination subtypes, it seemed that physical examination findings alone are not enough to define subtypes that are both statistically supported and clinically relevant, likely because they do not include symptoms, assessment of mood or cognitive problems, or graded exertion testing.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"417-424"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139702094","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Acute Compartment Syndrome and Rhabdomyolysis Caused by a Single Electrical Muscle Stimulation in a 46-Year-Old Female Professional Athlete With Fibromyalgia, Chronic Fatigue Syndrome, and Myofascial Disorder: A Case Report.","authors":"Karen M von Deneen, Dereje Gobena Alemayehu, Ajit Khosla","doi":"10.1097/JSM.0000000000001216","DOIUrl":"10.1097/JSM.0000000000001216","url":null,"abstract":"<p><strong>Abstract: </strong>Electrical muscle stimulation (EMS) training has been recognized as an effective modality for improving body composition, enhancing body strength, and facilitating injury recovery. However, individuals who are new to EMS training and those with certain chronic diseases should exercise caution due to the increased risk of rhabdomyolysis. This case report describes the occurrence of rhabdomyolysis and gluteal compartment syndrome following a single session of EMS training in a 46-year-old Caucasian female professional athlete. The patient was successfully managed with intensive intravenous fluid therapy and sodium bicarbonate supplementation, along with close monitoring of electrolytes and renal function. Electrical muscle stimulation training poses an increased risk of severe complications in individuals with chronic diseases and myopathy. Therefore, careful subject selection is required for EMS training in individuals with chronic diseases and myopathy to prevent common side effects. For individuals trying EMS training for the first time, it is recommended to avoid high-frequency EMS exercises.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"506-508"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11350174/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140058795","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Avoiding the Edge Before It Is Too Late: When Is Pain a Sign of Injury in Athletes?","authors":"Nicole C Rickerby, Paul W Hodges, Manuela Besomi, Mark R Hutchinson, Melissa A Day","doi":"10.1097/JSM.0000000000001237","DOIUrl":"10.1097/JSM.0000000000001237","url":null,"abstract":"","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"401-403"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141431516","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Physical Demands of Walking Football in Patients With Cardiovascular Risk Factors and Diseases.","authors":"Florian Egger, Anja Ditscheid, Markus Schwarz, Tim Meyer","doi":"10.1097/JSM.0000000000001218","DOIUrl":"10.1097/JSM.0000000000001218","url":null,"abstract":"<p><strong>Objective: </strong>To compare the exercise intensity of walking football (WF) with walking (WA) and to describe specific movement characteristics of WF.</p><p><strong>Design: </strong>Cross-sectional study.</p><p><strong>Setting: </strong>Sports facilities Saarland University, Germany.</p><p><strong>Patients: </strong>Eighteen patients with cardiovascular risk factors CVRFs and diseases (13 men and 5 women, age: 69 ± 10 years).</p><p><strong>Independent variables: </strong>Patients completed a WF match and WA session of 2 x 10 min each. Video analysis was used to characterize movements during WF.</p><p><strong>Main outcome measures: </strong>Rate of perceived exertion (RPE, Borg Scale 6-20), % maximum heart rate (HR max ), musculoskeletal pain on a visual analog scale (VAS, 1-100 mm) before and up to 72 hours after exercise, and movement patterns during WF.</p><p><strong>Results: </strong>The mean RPE during WF (12.1 ± 2.7) and WA (11.9 ± 3.0) did not differ ( P = 0.63). The mean HR during WF (79 ± 12% of HR max ) was higher than during WA (71% ± 11%; P < 0.01). The HR variability coefficient of variation during WF (10.3% ± 5.8%) and WA (7.1 ± 5.5%) did not differ ( P = 0.13). There was no influence of exercise mode (WF vs WA) on musculoskeletal pain perception ( P = 0.96 for interaction). Injury-inciting activities such as lunges (median: 0.5 [interquartile range (IQR) 0-1.3]) and goal kicks (median: 4 [IQR: 1.8-5.3]) occurred rarely during WF.</p><p><strong>Conclusions: </strong>Walking football might represent an alternative to WA for health prevention programs in patients with CVRF and diseases as it is characterized by a manageable cardiocirculatory strain, moderate RPE, low pain induction, and a low number of injury-inciting activities.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"462-468"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140174003","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Effects of Cycle Ergometer Versus Treadmill Exercise Stress Testing on QTc Interval Prolongation in Patients With Long QT Syndrome: A Systematic Review and Meta-analysis.","authors":"Audrey Harvey, Daniel Curnier, Philippe Dodin, Vincent Jacquemet, Maxime Caru","doi":"10.1097/JSM.0000000000001256","DOIUrl":"10.1097/JSM.0000000000001256","url":null,"abstract":"<p><strong>Objective: </strong>The safest and most effective exercise stress tests (EST) modalities for long QT syndrome (LQTS) are currently unknown. The main objective was to explore the effects of EST on the corrected QT interval (QTc) in patients with LQTS, and to compare the effects of different EST modalities (cycle ergometer vs treadmill).</p><p><strong>Data sources: </strong>Systematic searches were performed in September 2022 in accordance with the PRISMA statement through PubMed, Medline, EBM Reviews, Embase, and Web of Science.</p><p><strong>Main results: </strong>A total of 1728 patients with LQTS, whether congenital or acquired, without any age restrictions (pediatric age ≤18 years and adult age >19 years), and 2437 control subjects were included in the 49 studies. The QT interval data were available for 15 studies. Our analyses showed that the QT interval prolonged in a similar manner using either a cycle ergometer or a treadmill (standardized mean difference [SMD] = 1.89 [95% CI, 1.07-2.71] vs SMD = 1.46 [95% CI, 0.78-2.14], respectively). Therefore, it seems that either modality may be used to evaluate patients with LQTS.</p><p><strong>Conclusions: </strong>The methodology for the measurement of the QT interval was very heterogeneous between studies, which inevitably influenced the quality of the analyses. Hence, researchers should proceed with caution when exploring and interpreting data in the field of exercise and LQTS.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":"474-502"},"PeriodicalIF":2.1,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141619495","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Substantiating the Use of Tendotonometry for the Assessment of Achilles and Patellar Tendon Stiffness: A Systematic Review.","authors":"Lotte van Dam, Rosanne Fischer, Mireille Baart, Johannes Zwerver","doi":"10.1097/JSM.0000000000001267","DOIUrl":"https://doi.org/10.1097/JSM.0000000000001267","url":null,"abstract":"<p><strong>Objective: </strong>To systematically describe the next relevant aspects of tendotonometry in (1) its validity and reliability, (2) differences between populations, (3) the effect of interventions, and (4) differences between healthy and symptomatic Achilles tendon (AT) and patellar tendon (PT).</p><p><strong>Data sources: </strong>Three online databases (PubMed, Embase, and EBSCOhost) were systematically searched on the 10th of October 2023. All scientific literature concerning the use of tendotonometry in assessing tendon stiffness was collected. Articles were eligible if tendotonometry with a myotonometer digital palpation device was used to assess PT or AT stiffness in adults.</p><p><strong>Main results: </strong>Thirty-four studies were included, which were categorized into studies regarding the (1a) reliability and (1b) validity of tendotonometry, (2) differences in stiffness between populations, (3) changes in stiffness due to interventions, (4) stiffness of healthy compared with injured tendons, and (5) other observational studies. The inter-rater and intrarater reliability of tendotonometry appeared to be good in assessing AT and PT stiffness, with only moderate evidence for the AT and inconclusive evidence for the PT. There is high certainty evidence that tendotonometry can detect differences in AT and PT stiffness after training interventions. Inconsistent results were found for the adequacy of tendotonometry to detect differences in AT and PT stiffness between populations.</p><p><strong>Conclusions: </strong>This review shows a potential role for tendotonometry in measuring tendon stiffness. However, more research is needed for validating the use of tendotonometry in AT and PT and its exact clinical interpretation.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142003764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Two Hydration Strategies on CapillarySodium Concentrations in Runners Participating in 170-km Trail Race: The 2015 UltraTrail du Mont-Blanc Experience.","authors":"Rémy Coulomb, Patrick Basset, Myriam Mezzarobba, Christophe Masseguin, Jean-Yves Lefrant, Thibault Mura, Jason A Roberts, Olivier Mares","doi":"10.1097/JSM.0000000000001266","DOIUrl":"https://doi.org/10.1097/JSM.0000000000001266","url":null,"abstract":"<p><strong>Objective: </strong>This study assessed the impact of 2 hydration strategies on capillary sodium concentrations during Ultra-Trail du Mont-Blanc (UTMB) 2015.</p><p><strong>Design: </strong>Prospective exposed/nonexposed cohort study.</p><p><strong>Setting: </strong>Ultra-Trail du Mont Blanc 2015 (170 km).</p><p><strong>Participants: </strong>Thousand five hundred sixty-three registered runners of UTMB 2015 asked to predefine their hydration strategy as either \"drinking to thirst\" or any other mode (\"not drinking to thirst\").</p><p><strong>Intervention: </strong>One hundred \"drinking to thirst\" participants were randomly selected and paired (sex and age) with 96 \"not drinking to thirst\" participants. Participant weight and capillary sodium concentrations were measured before and after the race.</p><p><strong>Main outcome measures: </strong>Variations of capillary sodium concentrations and weight during the trail according to predefine hydration strategy as either \"drinking to thirst\" or \"not drinking to thirst.\" Adverse events were recorded. P < 0.05 was considered statistically significant.</p><p><strong>Results: </strong>Among 196 participants, 88 (62 finishers) \"drinking to thirst\" and 87 (64 finishers) \"nondrinking to thirst\" participants were analyzed, respectively. There was no difference in the change in capillary sodium concentrations prerace to postrace between the groups (1.5 ± 4.4 vs 1.5 ± 4.7 mEq/L, P = 0.98). The change in participant weight was also not different (P = 0.3877). Hypernatremia or hyponatremia were reported in 19 of 88 (21.6%) and 24 of 87 (27.6%) in \"drinking to thirst\" and \"non-drinking to thirst\" participants, respectively (P = 0.20). The incidence of adverse events was not different between the groups.</p><p><strong>Conclusion: </strong>This study observed no impact of hydration strategy on the change in capillary sodium concentrations before and after UTMB 2015.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-08-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141999501","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"New-Onset Gaze Palsy in a Sports-Related Concussion.","authors":"Hilary Howard, P Patrick Mularoni","doi":"10.1097/JSM.0000000000001259","DOIUrl":"https://doi.org/10.1097/JSM.0000000000001259","url":null,"abstract":"<p><strong>Abstract: </strong>Concussions are a common injury in pediatric sports medicine clinics. Occasionally, a patient presenting for concussion will demonstrate abnormal neurologic findings, but in this case, a gaze palsy was witnessed during the initial 2 weeks following closed head injury with subsequent complete resolution of symptoms. There are limited available studies or case reports demonstrating this atypical presentation; thus, this case study aims to provide sports medicine physicians a reference for future similar atypical presentations.</p>","PeriodicalId":10355,"journal":{"name":"Clinical Journal of Sport Medicine","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141874299","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}