Physical Therapy in Sport最新文献

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The relationship between header type and head acceleration during heading in male youth football players 青少年男子足球运动员头球类型与头球时头部加速度之间的关系。
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-31 DOI: 10.1016/j.ptsp.2024.08.008
Ewen Bradbery , Ross Cairns , Kerry Peek
{"title":"The relationship between header type and head acceleration during heading in male youth football players","authors":"Ewen Bradbery ,&nbsp;Ross Cairns ,&nbsp;Kerry Peek","doi":"10.1016/j.ptsp.2024.08.008","DOIUrl":"10.1016/j.ptsp.2024.08.008","url":null,"abstract":"<div><h3>Objective</h3><p>To explore head impact magnitude (linear head acceleration and rotational velocity) during heading for four different header types in youth male footballers. A secondary objective was to explore whether head impact magnitude was influenced by player-related factors (i.e. age, neck strength).</p></div><div><h3>Design</h3><p>An observational field-based research design was utilised for this research.</p></div><div><h3>Participants</h3><p>27 youth male footballers (mean age14.81, SD1.88) from one football club.</p></div><div><h3>Main outcome measures</h3><p>Peak linear acceleration and peak angular velocity were measured during four different header types (two from 15-m and two from 5-m). Maximal isometric neck strength of each player was also assessed (flexors, extensors, left and right-side flexors).</p></div><div><h3>Results</h3><p>Statistically significant differences were observed between header type and both peak linear acceleration (F(3,78) = 60.90, R<sup>2</sup> = 0.76, p=&lt;0.001) and peak angular velocity (F(3,78) = 43.63, R<sup>2</sup> = 0.75, p=&lt;0.001). In terms of players related factors, for linear acceleration, 6% (P = 0.008) of the variance was predicted by age, and for angular velocity, 12% (P = 0.003) was predicted by age, with neck strength accounting for &lt;9% of the variance.</p></div><div><h3>Conclusions</h3><p>In this youth cohort, head impact magnitude during heading is influenced by the type of header being performed.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 36-43"},"PeriodicalIF":2.2,"publicationDate":"2024-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142147246","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}
引用次数: 0
“I believe it will not get worse”: A mixed-methods longitudinal study about patient's perspective of recently developed patellofemoral pain "我相信它不会恶化":关于患者对新近出现的髌骨股骨痛的看法的混合方法纵向研究
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-28 DOI: 10.1016/j.ptsp.2024.08.007
Liliam Barbuglio Del Priore , Ronaldo V. Briani , Marina C. Waiteman , Lucca André Liporoni Bego Farinelli , Gleison Gustavo Moraes da Silva , Théo Muniz de Souza Borges da Silva , Neal Glaviano , Fábio M. de Azevedo
{"title":"“I believe it will not get worse”: A mixed-methods longitudinal study about patient's perspective of recently developed patellofemoral pain","authors":"Liliam Barbuglio Del Priore ,&nbsp;Ronaldo V. Briani ,&nbsp;Marina C. Waiteman ,&nbsp;Lucca André Liporoni Bego Farinelli ,&nbsp;Gleison Gustavo Moraes da Silva ,&nbsp;Théo Muniz de Souza Borges da Silva ,&nbsp;Neal Glaviano ,&nbsp;Fábio M. de Azevedo","doi":"10.1016/j.ptsp.2024.08.007","DOIUrl":"10.1016/j.ptsp.2024.08.007","url":null,"abstract":"<div><h3>Objectives</h3><p>This study aimed to: (i) understand how women perceived their recently developed patellofemoral pain (PFP) regarding its cause, prognosis, and willingness to seek treatment; (ii) investigate self-reported function, knee-related quality of life (QoL), fear of movement, and physical activity level at the onset of PFP.</p></div><div><h3>Design</h3><p>Mixed-methods longitudinal study.</p></div><div><h3>Setting</h3><p>University.</p></div><div><h3>Participants</h3><p>Sixty-eight pain-free women were followed up over one year.</p></div><div><h3>Main outcome measures</h3><p>Those who developed PFP were interviewed within one month of the development of symptoms. Self-reported function, kinesiophobia, knee-related QoL, and physical activity were obtained at baseline and follow-up assessments.</p></div><div><h3>Results</h3><p>Twenty-one women developed PFP. Most participants reported believing the increase in physical activity and/or sitting time was associated with the onset of PFP. Many reported believing symptoms would improve over time without any treatment. Only a small number of participants intended to seek care. Quantitatively, decreases in self-reported function and QoL, as well as increases in the physical activity level were observed after PFP development.</p></div><div><h3>Conclusion</h3><p>Although decreases in self-reported function and QoL were observed, women reported believing their PFP is self-limiting and do not need treatment. Strategies to accurately disseminate knowledge about PFP are needed to help stimulating early care.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 29-35"},"PeriodicalIF":2.2,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142087216","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}
引用次数: 0
Physical, psychological, and environmental shifts experienced during the young athlete journey after ACL reconstruction 前交叉韧带重建后,年轻运动员在身体、心理和环境方面所经历的转变。
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-23 DOI: 10.1016/j.ptsp.2024.08.005
Christin M. Zwolski , Mark V. Paterno , Timothy J. Rethorn , Staci M. Thomas , Catherine C. Quatman-Yates , Laura C. Schmitt
{"title":"Physical, psychological, and environmental shifts experienced during the young athlete journey after ACL reconstruction","authors":"Christin M. Zwolski ,&nbsp;Mark V. Paterno ,&nbsp;Timothy J. Rethorn ,&nbsp;Staci M. Thomas ,&nbsp;Catherine C. Quatman-Yates ,&nbsp;Laura C. Schmitt","doi":"10.1016/j.ptsp.2024.08.005","DOIUrl":"10.1016/j.ptsp.2024.08.005","url":null,"abstract":"<div><h3>Purpose</h3><p>The purpose of this study was to explore self-perceived changes in athlete journey trajectory, or shifts, after ACLR that facilitate or hinder physical activity participation among youth.</p></div><div><h3>Methods</h3><p>Ten participants were included in this study at a median of 5.9 years after adolescent ACLR. Using an interpretive phenomenological methodology, semi-structured interviews with each participant were recorded and transcribed verbatim. Data collection focused on participants’ lived experiences of reintegration to physical activity after ACLR. Thematic analyses were guided by the procedures of the constant comparative method.</p></div><div><h3>Results</h3><p>Nineteen distinct shifts were identified from participants’ perspectives, categorized into the main classification scheme of 1) environmental shifts (extrinsic demands, built environment, social network), 2) psychological shifts (expectations, motivation, meaning of sports, accountability, priorities, athlete identity, mental health, confidence, knowledge, character, participation mentality), and 3) physical shifts (movement competence, sport participation, physical activity, normalization, knee health). Factors perceived to induce shifts were categorized as natural, injury-driven, or life transition-driven.</p></div><div><h3>Conclusion</h3><p>In the years following adolescent ACLR, young athletes experience physical, psychological, and environment shifts that impact physical activity participation. These findings provide important insight for future work that aims to optimize physical activity outcomes after an injury-related disruption in the athlete journey.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 44-52"},"PeriodicalIF":2.2,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142147245","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}
引用次数: 0
Hip adduction and abduction strength values in elite-level male and female youth soccer players: A comparison between sexes, and across age-groups 精英级男女青少年足球运动员的髋关节内收和外展力量值:不同性别和年龄组之间的比较
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-22 DOI: 10.1016/j.ptsp.2024.08.006
Ciaran O’ Connor , Ross Chrystal , Martin Mc Intyre , Eamonn Delahunt , Kristian Thorborg
{"title":"Hip adduction and abduction strength values in elite-level male and female youth soccer players: A comparison between sexes, and across age-groups","authors":"Ciaran O’ Connor ,&nbsp;Ross Chrystal ,&nbsp;Martin Mc Intyre ,&nbsp;Eamonn Delahunt ,&nbsp;Kristian Thorborg","doi":"10.1016/j.ptsp.2024.08.006","DOIUrl":"10.1016/j.ptsp.2024.08.006","url":null,"abstract":"<div><h3>Objectives</h3><p>To report isometric hip adduction squeeze and abduction press strength values of elite-level youth male and female soccer players and examine if differences exist between sexes, and age-groups.</p></div><div><h3>Design</h3><p>Cross-sectional cohort study.</p></div><div><h3>Setting</h3><p>Elite youth soccer academy.</p></div><div><h3>Participants</h3><p>102 soccer players (n = 64; male, n = 38 female) competing in the national youth soccer leagues from under (U) 14–19 years of age level (U-14, U-15, U-17, U-19).</p></div><div><h3>Main outcome measures</h3><p>Isometric hip adduction and abduction strength values were measured with a ForceFrame in various testing positions.</p></div><div><h3>Results</h3><p>Isometric hip adduction and abduction strength values are presented. Male U-17 and U-19 players demonstrated significantly greater (p &lt; 0.05) absolute(N) and relative (N/kg) hip adduction and abduction strength than their female counterparts, with large (η<sup>2</sup> = 0.068–0.227) and medium-to-large (η<sup>2</sup> = 0.049–0.234) effect size, respectively. Significant differences in absolute strength, but not relative strength, were observed for hip adduction and abduction between male age-groups (U-14, U-15, U-17, U-19), with hip abduction strength differences only existing between U-14 and U-17 groups. No significant differences in hip strength were observed between U-17 and U-19 groups for female players.</p></div><div><h3>Conclusion</h3><p>Male youth soccer players have higher absolute and relative hip adduction and abduction strength than females at the U-17 and U-19 level.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 7-14"},"PeriodicalIF":2.2,"publicationDate":"2024-08-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142045007","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}
引用次数: 0
Assessment of hip abductor and adductor muscle strength with fixed-frame dynamometry: Considerations on the use of bilateral and unilateral tasks 用固定架测力法评估髋关节内收肌和外展肌力量:考虑使用双侧和单侧任务
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-20 DOI: 10.1016/j.ptsp.2024.08.004
Mirko Blättler , Mario Bizzini , Gianluca Schaub , Samara Monn , Simon Barrué-Belou , Katja Oberhofer , Nicola A. Maffiuletti
{"title":"Assessment of hip abductor and adductor muscle strength with fixed-frame dynamometry: Considerations on the use of bilateral and unilateral tasks","authors":"Mirko Blättler ,&nbsp;Mario Bizzini ,&nbsp;Gianluca Schaub ,&nbsp;Samara Monn ,&nbsp;Simon Barrué-Belou ,&nbsp;Katja Oberhofer ,&nbsp;Nicola A. Maffiuletti","doi":"10.1016/j.ptsp.2024.08.004","DOIUrl":"10.1016/j.ptsp.2024.08.004","url":null,"abstract":"<div><h3>Objective</h3><p>To examine the specificities and limitations of bilateral and unilateral tasks for the assessment of hip abductor and adductor strength with a commercially-available fixed-frame dynamometer.</p></div><div><h3>Design</h3><p>Correlational/validity study.</p></div><div><h3>Methods</h3><p>Maximal voluntary isometric strength of hip abductors and adductors was evaluated in 130 healthy participants using unilateral and bilateral tasks. Surface EMG activity of agonist and stabilizer muscles was concomitantly recorded in a subgroup of 15 participants.</p></div><div><h3>Results</h3><p>For both muscle groups, bilateral tasks resulted in higher strength values than unilateral tasks (∼25%; p &lt; 0.001). The correlation between left- and right-side data was higher for bilateral than unilateral tasks (p &lt; 0.05), thereby resulting in lower interlimb asymmetries (p &lt; 0.001). Agonist EMG activity was lower for unilateral than bilateral tasks (p &lt; 0.01). Stabilizer EMG activity (external abdominal oblique) was higher for unilateral than bilateral tasks (p &lt; 0.05) on the ipsilateral and contralateral side for hip abductors and adductors, respectively.</p></div><div><h3>Conclusions</h3><p>A large (25%) and quasi-systematic bilateral facilitation of strength was observed for both hip abductors and adductors. Bilateral testing led to an underestimation of interlimb asymmetries, due to higher side equivalence than unilateral tasks. Unilateral testing resulted in lower agonist EMG activity and higher stabilizer activity than bilateral tasks, especially in weaker subjects.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 22-28"},"PeriodicalIF":2.2,"publicationDate":"2024-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142083386","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}
引用次数: 0
Secondary injury prevention reduces hamstring strain and time-loss groin injury burdens in male professional football 二次伤害预防可降低男子职业足球运动员腿筋拉伤和腹股沟受伤的时间损失负担
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-13 DOI: 10.1016/j.ptsp.2024.08.003
Stuart R. Adams , Martin Wollin , Michael K. Drew , Liam A. Toohey , Chris Smith , Nattai Borges , Glen C. Livingston Jr , Adrian Schultz
{"title":"Secondary injury prevention reduces hamstring strain and time-loss groin injury burdens in male professional football","authors":"Stuart R. Adams ,&nbsp;Martin Wollin ,&nbsp;Michael K. Drew ,&nbsp;Liam A. Toohey ,&nbsp;Chris Smith ,&nbsp;Nattai Borges ,&nbsp;Glen C. Livingston Jr ,&nbsp;Adrian Schultz","doi":"10.1016/j.ptsp.2024.08.003","DOIUrl":"10.1016/j.ptsp.2024.08.003","url":null,"abstract":"<div><h3>Objectives</h3><p>This study aimed to assess the effectiveness of a systems-based secondary injury prevention intervention aimed at early detection and management of hamstring strain injury (HSI) and time-loss groin injury in an Australian male professional football club.</p></div><div><h3>Design</h3><p>Prospective cohort study.</p></div><div><h3>Setting</h3><p>Australian male professional football club.</p></div><div><h3>Participants</h3><p>Data were collected from male professional football players (<em>n</em> = 73) from a single football club.</p></div><div><h3>Main outcome measures</h3><p>Unilateral knee flexion and side-lying hip adduction maximum voluntary isometric contractions were monitored routinely in-season, two days post-match (≥40 h [h]) during a three-season intervention period. Strength reductions greater than the tests’ minimal detectable change percentage prompted intervention. HSI and time-loss groin injury burdens were calculated per 1000 player hours and compared with those from an immediately preceding two-season control period, to assess the effectiveness of the intervention.</p></div><div><h3>Results</h3><p>Across the intervention period, there was a decrease in HSI (4.98 days absence/1000 h (19.8%) decrease) and time-loss groin injury burdens (0.57 days absence/1000 h (49.1%) decrease) when compared with the control period.</p></div><div><h3>Conclusions</h3><p>A systems-based secondary injury prevention intervention shows preliminary positive findings in reducing HSI and time-loss groin injury burdens within a male professional football club, compared with usual care only.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 15-21"},"PeriodicalIF":2.2,"publicationDate":"2024-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1466853X24000877/pdfft?md5=8195507bed378981e9d90c0300a1580c&pid=1-s2.0-S1466853X24000877-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142050120","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}
引用次数: 0
Ankle, knee and concussion concerns: Unveiling injury patterns in highly trained South African netball players 脚踝、膝盖和脑震荡问题:揭示训练有素的南非无挡板篮球运动员的受伤模式
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-05 DOI: 10.1016/j.ptsp.2024.08.002
Eirik Halvorsen Wik , Nicola Sewry , Wayne Derman , Martin Schwellnus , Maaike Eken
{"title":"Ankle, knee and concussion concerns: Unveiling injury patterns in highly trained South African netball players","authors":"Eirik Halvorsen Wik ,&nbsp;Nicola Sewry ,&nbsp;Wayne Derman ,&nbsp;Martin Schwellnus ,&nbsp;Maaike Eken","doi":"10.1016/j.ptsp.2024.08.002","DOIUrl":"10.1016/j.ptsp.2024.08.002","url":null,"abstract":"<div><h3>Objectives</h3><p>To describe the rate and type of netball injuries sustained during women's university-level tournament matches in South Africa.</p></div><div><h3>Design</h3><p>Descriptive epidemiological study.</p></div><div><h3>Setting</h3><p>Three editions of the women's Varsity Netball tournament (2021–23).</p></div><div><h3>Participants</h3><p>Student-athletes representing nine university women's teams.</p></div><div><h3>Main outcome measures</h3><p>Medical attention match injuries prospectively recorded by team medical staff. Injuries were classified according to the 2020 consensus statement, with the addition of “concussion” as a separate pathology type. The main outcomes are reported as incidence (injuries per 1000h; 95% confidence intervals - CIs), burden (days lost per 1000h; 95%CIs), and frequency (% of all injuries).</p></div><div><h3>Results</h3><p>Sixty-three injuries were recorded from 48 different players (58.8 per 1000h; 45.2–75.3) and the overall injury burden was 401 days per 1000h (364–440). Injury incidence by pathology type was highest for joint sprains (28.9 per 1000h), tendinopathies (7.5 per 1000h), and concussions (4.7 per 1000h). Joint sprains to the ankle accounted for 49% of the overall estimated days lost.</p></div><div><h3>Conclusions</h3><p>Ankle joint sprains should be the primary target of injury risk reduction programmes in highly trained netball players. Concussions were reported and efforts should be made to increase awareness among players, coaches and medical staff.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"70 ","pages":"Pages 1-6"},"PeriodicalIF":2.2,"publicationDate":"2024-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1466853X24000804/pdfft?md5=c63c2d6550bae1332d58596893652f34&pid=1-s2.0-S1466853X24000804-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141993225","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}
引用次数: 0
Is there a relationship between knee crepitus with quadriceps muscle thickness and strength in individuals with patellofemoral pain? A cross-sectional study 髌骨股骨痛患者的膝关节吱吱作响与股四头肌的厚度和力量有关系吗?一项横断面研究。
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-03 DOI: 10.1016/j.ptsp.2024.08.001
Amanda Jakovacz , Fernanda Serighelli , Lauana Maria Miola , Guilherme de Conto Kuhn , Carlos Eduardo de Albuquerque , Alberito Rodrigo de Carvalho , Danilo De Oliveira Silva
{"title":"Is there a relationship between knee crepitus with quadriceps muscle thickness and strength in individuals with patellofemoral pain? A cross-sectional study","authors":"Amanda Jakovacz ,&nbsp;Fernanda Serighelli ,&nbsp;Lauana Maria Miola ,&nbsp;Guilherme de Conto Kuhn ,&nbsp;Carlos Eduardo de Albuquerque ,&nbsp;Alberito Rodrigo de Carvalho ,&nbsp;Danilo De Oliveira Silva","doi":"10.1016/j.ptsp.2024.08.001","DOIUrl":"10.1016/j.ptsp.2024.08.001","url":null,"abstract":"<div><h3>Objective</h3><p>To explore the relationship between knee crepitus, quadriceps muscle thickness and isometric strength in individuals with patellofemoral pain (PFP).</p></div><div><h3>Design</h3><p>Cross-sectional.</p></div><div><h3>Participants</h3><p>Individuals with PFP.</p></div><div><h3>Main outcome measures</h3><p>Participants with PFP underwent assessments for presence, frequency and severity of knee crepitus. Real-time ultrasound images of the quadriceps muscles (rectus femoris, vastus medialis and lateralis) at rest and during contraction were obtained, muscle thickness was measured in both conditions. Maximal voluntary isometric contraction tests were performed to measure knee extensor strength. The relationship between knee crepitus and quadriceps muscle thickness and knee extensor strength was explored using logistic and linear regressions.</p></div><div><h3>Results</h3><p>Sixty individuals with PFP were included (age: 24; 60% women; 38% with crepitus). Knee crepitus severity was related to rectus femoris and vastus medialis thickness during rest (R<sup>2</sup> = 0.19 and 0.09, respectively) and contraction (R<sup>2</sup> = 0.16 and 0.07, respectively) and with vastus lateralis during contraction (R2 = 0.08). Isometric knee extensor strength was not related to knee crepitus presence, frequency, or severity.</p></div><div><h3>Conclusion</h3><p>Higher severity of knee crepitus is related to lower quadriceps muscle thickness in individuals with PFP. There is no relationship between the presence and frequency of knee crepitus with quadriceps muscle thickness or knee extensor strength.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"69 ","pages":"Pages 76-83"},"PeriodicalIF":2.2,"publicationDate":"2024-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1466853X24000798/pdfft?md5=1951b691bd7cfd926a65e6babdb4670e&pid=1-s2.0-S1466853X24000798-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899290","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}
引用次数: 0
Understanding musculoskeletal disorders in dancers: The role of lumbopelvic muscles and movement competency 了解舞蹈演员的肌肉骨骼疾病:腰椎骨盆肌肉和运动能力的作用。
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-08-02 DOI: 10.1016/j.ptsp.2024.07.006
Justine Benoit-Piau , Nathaly Gaudreault , Hugo Massé-Alarie , Christine Guptill , Sylvie Fortin , Mélanie Morin
{"title":"Understanding musculoskeletal disorders in dancers: The role of lumbopelvic muscles and movement competency","authors":"Justine Benoit-Piau ,&nbsp;Nathaly Gaudreault ,&nbsp;Hugo Massé-Alarie ,&nbsp;Christine Guptill ,&nbsp;Sylvie Fortin ,&nbsp;Mélanie Morin","doi":"10.1016/j.ptsp.2024.07.006","DOIUrl":"10.1016/j.ptsp.2024.07.006","url":null,"abstract":"<div><h3>Objective</h3><p>To investigate whether transversus abdominis activation (TrA), hip strength, and movement competency are associated with the incidence of musculoskeletal disorder episodes (MDEs) in dancers when controlling for confounding variables. The secondary objectives were to determine if there were differences between professional and preprofessional dancers for the aforementioned factors, as well as to determine if there were differences in TrA activation and hip strength between the dominant and non-dominant sides.</p></div><div><h3>Design</h3><p>Prospective cohort study.</p></div><div><h3>Methods</h3><p>118 dancers were recruited. The independent variables were collected at the beginning of the dance season: 1) TrA activation, 2) hip strength, and 3) movement competency. To assess the development of MDEs, a weekly electronic diary was used over a 38-week period. MDEs were compiled for each dancer's whole body and subdivided into total musculoskeletal disorder episodes (all body parts) and lower quadrant musculoskeletal disorder episodes (lower limb and lower back).</p></div><div><h3>Results</h3><p>Lower TrA, as well as higher hip abductor and external rotator strength, were associated with a lower incidence of MDEs. TrA activation (β = 0.260, p = 0.023) and hip external rotator strength (β = −0.537, p = 0.002) could significantly explain 25.4% of the variance of total MDEs, as well as 20.9% of the variance of lower quadrant musculoskeletal disorder episodes (β = 0.272, p = 0.016; β = −0.459, p = 0.011). No significant associations were found between movement competency and MDEs.</p></div><div><h3>Conclusions</h3><p>Higher hip strength could be a protective factor for MDEs among dancers. Further studies are needed to better understand the involvement of the transversus abdominis in MDEs.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"69 ","pages":"Pages 91-96"},"PeriodicalIF":2.2,"publicationDate":"2024-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1466853X24000774/pdfft?md5=691559885106afbdb3f37c14d9f66702&pid=1-s2.0-S1466853X24000774-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141908752","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}
引用次数: 0
Comparing reach distance between the Y-Balance Test-Lower Quarter and Star Excursion Balance Test: Are practitioners using the correct protocol? 比较Y型平衡测试-下四分位和星形偏移平衡测试的到达距离:练习者是否使用了正确的协议?
IF 2.2 3区 医学
Physical Therapy in Sport Pub Date : 2024-07-27 DOI: 10.1016/j.ptsp.2024.07.007
James G. Bodden, Robert A. Needham, Nachiappan Chockalingam
{"title":"Comparing reach distance between the Y-Balance Test-Lower Quarter and Star Excursion Balance Test: Are practitioners using the correct protocol?","authors":"James G. Bodden,&nbsp;Robert A. Needham,&nbsp;Nachiappan Chockalingam","doi":"10.1016/j.ptsp.2024.07.007","DOIUrl":"10.1016/j.ptsp.2024.07.007","url":null,"abstract":"<div><h3>Objectives</h3><p>To compare reach distances between the YBT-LQ and SEBT using the correct protocols as outlined by the developers. This will provide an accurate insight on the actual magnitude differences in reach distance between the movement screen tests and will safeguard practitioners on the subsequent use of these outcomes to inform clinical decision making.</p></div><div><h3>Design</h3><p>Observational.</p></div><div><h3>Setting</h3><p>Laboratory.</p></div><div><h3>Participants</h3><p>Participants included sixteen healthy female subjects from the university and amateur sports teams.</p></div><div><h3>Main outcome</h3><p>Reach distances in the anterior direction (ANT), posterior medial (PM) and posterior lateral (PL) between participants on the YBT-LQ and SEBT.</p></div><div><h3>Results</h3><p>The principal findings highlighted that a statistically significantly greater reach distance on the left and right side for the YBT-LQ compared to the SEBT in the ANT, PM, and PL directions (p &lt; 0.0005).</p></div><div><h3>Conclusion</h3><p>The results of this study suggest that the YBT-LQ and SEBT are not comparable tests due to the differences in reach distance and methodological differences. Therefore, previous, and future research using the YBT-LQ and SEBT cannot be used interchangeably. Not following developed guidelines questions the applicability of the findings of reach distance scores to infer on performance and assessment of injury risk.</p></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"69 ","pages":"Pages 84-90"},"PeriodicalIF":2.2,"publicationDate":"2024-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S1466853X24000786/pdfft?md5=41ccb0dc4224c253005bc907368427b9&pid=1-s2.0-S1466853X24000786-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141847522","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}
引用次数: 0
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