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Mixed-methods evaluation of multi-sport activity days for children and adolescents with disability in Australia 澳大利亚残疾儿童和青少年多运动活动日的混合方法评价
JSAMS plus Pub Date : 2025-09-02 DOI: 10.1016/j.jsampl.2025.100116
Nicole Halim , Indigo Willing , Rochelle Eime , Leanne Hassett , Katherine B. Owen
{"title":"Mixed-methods evaluation of multi-sport activity days for children and adolescents with disability in Australia","authors":"Nicole Halim ,&nbsp;Indigo Willing ,&nbsp;Rochelle Eime ,&nbsp;Leanne Hassett ,&nbsp;Katherine B. Owen","doi":"10.1016/j.jsampl.2025.100116","DOIUrl":"10.1016/j.jsampl.2025.100116","url":null,"abstract":"<div><h3>Background</h3><div>Children and adolescents with disability (CAWD) face many barriers to sport participation and report lower levels of physical activity compared with children and adolescents without disability. Multi-sport activity days (MSADs) could address several barriers to sport participation faced by CAWD. This study examined the experiences of CAWD at MSADs, including both facilitators and barriers to participation that these children and adolescents faced.</div></div><div><h3>Methods</h3><div>This study was a mixed-methods evaluation of MSADs in New South Wales (NSW), Australia. This included surveys of the parents/carers of CAWD who attended a MSAD and interviews with CAWD who attended a MSAD. The survey assessed facilitators and barriers to participation, and the interviews explored CAWD's experiences at MSADs.</div></div><div><h3>Results</h3><div>The 15 MSADs held across NSW reached a total of 1839 CAWD. Of these, 86 (5 ​%) parents/carers completed a survey, and 6 CAWD participated in an interview. The interviews revealed that CAWD who attended the MSADs reported positive experiences, highlighting social connections, a sense of commonality and belonging, increased self-esteem, confidence, skills development, and a sense of joy (interview data). Common barriers to sport participation included cost (32 ​%), not knowing where to play (28 ​%), lack of appropriate sporting competitions (28 ​%), lack of interest (28 ​%), and not knowing how to play (26 ​%) (survey data).</div></div><div><h3>Conclusions</h3><div>MSADs can provide positive sport experiences and overcome some barriers to participation for CAWD. However, ongoing support and accessible participation pathways are required to translate initial engagement into sustained involvement in sport.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100116"},"PeriodicalIF":0.0,"publicationDate":"2025-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144925038","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Voluntary activation of the ankle plantar flexors: A systematic review and meta-analysis 自主激活足底屈肌:一项系统回顾和荟萃分析
JSAMS plus Pub Date : 2025-08-29 DOI: 10.1016/j.jsampl.2025.100117
Molly E. Coventry , Christopher Latella , Brady Green , Andrea B. Mosler , Jayden Peak , Maria Luciana Perez Armendariz , Ebonie K. Rio , Myles C. Murphy
{"title":"Voluntary activation of the ankle plantar flexors: A systematic review and meta-analysis","authors":"Molly E. Coventry ,&nbsp;Christopher Latella ,&nbsp;Brady Green ,&nbsp;Andrea B. Mosler ,&nbsp;Jayden Peak ,&nbsp;Maria Luciana Perez Armendariz ,&nbsp;Ebonie K. Rio ,&nbsp;Myles C. Murphy","doi":"10.1016/j.jsampl.2025.100117","DOIUrl":"10.1016/j.jsampl.2025.100117","url":null,"abstract":"<div><h3>Background</h3><div>Voluntary activation is a measure of neural drive, typically measured during maximal contractions, and provides insight into motor function. This systematic review examined voluntary activation assessment of the ankle plantar flexors in healthy and pathological populations, and the association of participant age and positioning (knee and ankle joint angles) with voluntary activation level.</div></div><div><h3>Methods</h3><div>A systematic review and meta-analyses were conducted. Six electronic databases were systematically searched for studies that assessed voluntary activation of the ankle plantar flexors using the interpolated twitch technique or the central activation ratio. Meta-analyses were performed using an inverse variance, random-effects maximal likelihood model of continuous outcomes within SPSS Statistics, and subsequent meta-regression performed for age, knee angle and ankle angle. Methodological quality was assessed using the Analytical Cross-Sectional Studies Checklist from the Joanna Briggs Institute.</div></div><div><h3>Results</h3><div>A total of 74 studies were included, 5 included participants with pathological conditions (2 Achilles tendinopathy and 3 stroke) and 69 included only healthy participants. The meta-analysis demonstrated plantar flexion voluntary activation levels for healthy populations of 91 %, 90 % for Achilles tendinopathy and 35 % for stroke. Older age was associated with lower voluntary activation (β ​= ​−0.072; p ​= ​0.035) and greater knee flexion angle was associated with higher voluntary activation (β ​= ​−0.033; p ​= ​0.045). No association of voluntary activation and ankle position was demonstrated (β ​= ​−0.070, p ​= ​0.488). Majority of the included studies were judged to have low methodological quality (97 %).</div></div><div><h3>Conclusions</h3><div>Voluntary activation was comparable between healthy participants and Achilles tendinopathy, and significantly lower in people following stroke. Age and knee joint position but not ankle joint position was associated with the level of plantar flexor voluntary activation.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100117"},"PeriodicalIF":0.0,"publicationDate":"2025-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144914049","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A qualitative exploration of the implementation of a participation-focused physical activity intervention according to the family of participation related constructs framework 基于家庭参与相关构念框架的以参与为中心的身体活动干预实施的定性探索
JSAMS plus Pub Date : 2025-08-19 DOI: 10.1016/j.jsampl.2025.100114
Gaela Kilgour , Ngaire Susan Stott , Michael Steele , Brooke Adair , Amy Hogan , Christine Imms
{"title":"A qualitative exploration of the implementation of a participation-focused physical activity intervention according to the family of participation related constructs framework","authors":"Gaela Kilgour ,&nbsp;Ngaire Susan Stott ,&nbsp;Michael Steele ,&nbsp;Brooke Adair ,&nbsp;Amy Hogan ,&nbsp;Christine Imms","doi":"10.1016/j.jsampl.2025.100114","DOIUrl":"10.1016/j.jsampl.2025.100114","url":null,"abstract":"<div><h3>Background</h3><div>Participation-focused physical activity (PA) interventions are increasing in rehabilitation but can be difficult to replicate if the components of what is delivered and what is received are not clearly described. This study evaluated the implementation of a participation-focused PA intervention by mapping programme content and participant experiences to the theoretical framework: Family of Participation Related Constructs (fPRC).</div></div><div><h3>Methods</h3><div>A descriptive process evaluation, embedded in a single-case experimental design study, explored the extent to which the intervention (‘Run Club’) achieved the goal of being participation-focused, by exploring what was designed, delivered and received through each intervention phase: before, after, and 9-months following a twice weekly 12-week intervention. The programme was designed to provide both participation and activity-level intervention elements. The programme elements and experiences of participating adolescents with cerebral palsy and their parents were mapped to the fPRC constructs and transactional elements.</div></div><div><h3>Results</h3><div>Eight adolescents and 12 parents participated. Mapping of the ‘intervention delivered’ indicated that the 24 1-hour sessions of expert coaching in community settings, with family support, and promotion of attendance and involvement at all study phases were designed and delivered as intended. Experiences of ‘programme received’ were mapped across all fPRC constructs and transactions, providing examples of the transactional influences among the person-level constructs (activity competence, sense of self, preferences), the environment and the individuals' attendance and involvement, in the programme and beyond.</div></div><div><h3>Conclusions</h3><div>The findings demonstrated how a participation-focused intervention approach can be designed and evaluated using the fPRC.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100114"},"PeriodicalIF":0.0,"publicationDate":"2025-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144866126","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of a prospective interdisciplinary assessment of return to play in male professional rugby union following lower-limb injury: A pilot study 对男性职业橄榄球联盟下肢损伤后恢复比赛的前瞻性跨学科评估:一项试点研究
JSAMS plus Pub Date : 2025-08-11 DOI: 10.1016/j.jsampl.2025.100115
Molly F. McCarthy-Ryan , Stephen D. Mellalieu , Holly S.R. Jones , Adam Bruton , Isabel S. Moore
{"title":"Evaluation of a prospective interdisciplinary assessment of return to play in male professional rugby union following lower-limb injury: A pilot study","authors":"Molly F. McCarthy-Ryan ,&nbsp;Stephen D. Mellalieu ,&nbsp;Holly S.R. Jones ,&nbsp;Adam Bruton ,&nbsp;Isabel S. Moore","doi":"10.1016/j.jsampl.2025.100115","DOIUrl":"10.1016/j.jsampl.2025.100115","url":null,"abstract":"<div><div>The return-to-play process is multifactorial, requiring input from multiple disciplines for rehabilitation. This pilot study used a prospective interdisciplinary approach to assess male professional Rugby Union players' (n ​= ​7) rehabilitation following a non-contact lower-limb injury. Kinetic and self-efficacy assessments were conducted across three rehabilitation phases (acute, middle, late). Biomechanical changes (p ​&lt; ​0.05) were observed across all phases; alongside self-efficacy increases. Moderate-to-strong positive relationships (r ​= ​0.77–0.80) were found between kinetic and self-efficacy changes. Practitioners should incorporate both measures throughout rehabilitation, as each offers distinct insights into recovery despite their high correlation. An interdisciplinary approach ensures a comprehensive assessment, enhancing players’ rehabilitation outcomes.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100115"},"PeriodicalIF":0.0,"publicationDate":"2025-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144810378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Identifying training factors for injury risk reduction in UK elite figure skaters – A pilot study 确定英国精英花样滑冰运动员受伤风险降低的训练因素-一项试点研究
JSAMS plus Pub Date : 2025-07-24 DOI: 10.1016/j.jsampl.2025.100112
Thomas A. Naylor
{"title":"Identifying training factors for injury risk reduction in UK elite figure skaters – A pilot study","authors":"Thomas A. Naylor","doi":"10.1016/j.jsampl.2025.100112","DOIUrl":"10.1016/j.jsampl.2025.100112","url":null,"abstract":"<div><h3>Background</h3><div>Overuse injuries and stress fractures are common in figure skating. Risk reduction strategies based on the current available evidence may not be fully utilised by senior elite skaters in the UK. This study aimed to establish the training practices of this cohort and identify areas for improvement.</div></div><div><h3>Methods</h3><div>An anonymous survey with 34 questions was distributed to all athletes from the senior British National Figure Skating Championships in the UK (<em>n</em> ​= ​28) detailing training practices, injury prevention strategies, nutritional habits, and injury history and knowledge. Comparisons were made against recommended best practices from available literature with analyses for injury prevalence and gender or discipline (Fisher's exact test).</div></div><div><h3>Results</h3><div>Responses from 16 athletes demonstrated previous major injury (4 weeks away from training) in 81 ​%, and 13 ​% had sustained stress fractures. High uptake in the use of rest days (100 ​%) and strength and conditioning training (94 ​%) was demonstrated. No skaters regularly monitored jump loads. Dietary monitoring was performed by 31 ​% of respondents, with 44 ​% of skaters reporting previous nutritional deficiency diagnosis. All skaters (100 ​%) desired better injury prevention education.</div></div><div><h3>Conclusion</h3><div>Load monitoring, including jump counts, dietary tracking, and provision of accessible educational resources for skaters and coaches are areas of potential improvement in practice and future research. Screening for vitamin D and iron deficiency may be of benefit in this population.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100112"},"PeriodicalIF":0.0,"publicationDate":"2025-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144696878","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Support needs assessment tool for people with disability wanting to participate in sport and exercise (SNAT-SE): Usability and acceptability testing 为想要参加运动和锻炼的残疾人提供的支持需求评估工具(SNAT-SE):可用性和可接受性测试
JSAMS plus Pub Date : 2025-07-14 DOI: 10.1016/j.jsampl.2025.100111
Jessica Hill , Kelly Clanchy , Stewart Trost , Jennifer Fleming , Emma Beckman , Sean Tweedy , Iain Dutia , Sjaan Gomersall
{"title":"Support needs assessment tool for people with disability wanting to participate in sport and exercise (SNAT-SE): Usability and acceptability testing","authors":"Jessica Hill ,&nbsp;Kelly Clanchy ,&nbsp;Stewart Trost ,&nbsp;Jennifer Fleming ,&nbsp;Emma Beckman ,&nbsp;Sean Tweedy ,&nbsp;Iain Dutia ,&nbsp;Sjaan Gomersall","doi":"10.1016/j.jsampl.2025.100111","DOIUrl":"10.1016/j.jsampl.2025.100111","url":null,"abstract":"<div><h3>Background</h3><div>People with disability participate in sport and exercise at lower rates than the general population. Health and fitness professionals’ lack of knowledge regarding the support needs of people with disability has been identified as a major barrier to participation. To address this barrier, we developed a support needs assessment tool for people with disability wanting to participate in sport and exercise. The present study explored the usability and acceptability of the tool from the perspectives of the end-users.</div></div><div><h3>Method</h3><div>An online survey was used to gather data on the usability and acceptability of the tool from the perspectives of people with disability, health professionals, community-based fitness professionals, and relevant researchers.</div></div><div><h3>Results</h3><div>A total of 52 people completed the survey. Participants reported that the SNAT-SE was a useful and acceptable tool to assess the support needs of people with disability wanting to participate in sport and exercise. Participants also provided recommendations on refinements to further enhance the use of the tool. Refinements included increased clarity of the language used throughout the tool, a reduction in the overall length and flexibility in administration to reduce the time burden, and modifications to ensure all disability populations could equally benefit from the tool.</div></div><div><h3>Conclusion</h3><div>Overall, the tool showed good usability and acceptability. Further research is required to evaluate the tool's effectiveness in improving the confidence and quality of service delivery of health and fitness professionals supporting people with disability to participate in sport and exercise.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100111"},"PeriodicalIF":0.0,"publicationDate":"2025-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144614598","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An analysis of people with disabilities in Australia by age, sex, disability type and severity – Implications for leveraging the 2032 Paralympic games to increase physical activity participation 对澳大利亚残疾人的年龄、性别、残疾类型和严重程度的分析——对利用2032年残奥会增加体育活动参与的影响
JSAMS plus Pub Date : 2025-07-11 DOI: 10.1016/j.jsampl.2025.100110
Sean Tweedy , Kathryn Fortnum , George Thomas , Damien Cole , Bridget Demetriou , Iain Dutia , Jessica Hill , John Cairney , Emma Beckman
{"title":"An analysis of people with disabilities in Australia by age, sex, disability type and severity – Implications for leveraging the 2032 Paralympic games to increase physical activity participation","authors":"Sean Tweedy ,&nbsp;Kathryn Fortnum ,&nbsp;George Thomas ,&nbsp;Damien Cole ,&nbsp;Bridget Demetriou ,&nbsp;Iain Dutia ,&nbsp;Jessica Hill ,&nbsp;John Cairney ,&nbsp;Emma Beckman","doi":"10.1016/j.jsampl.2025.100110","DOIUrl":"10.1016/j.jsampl.2025.100110","url":null,"abstract":"<div><h3>Objectives</h3><div>Australia’s bid for the 2032 Paralympic Games included a commitment to increasing sport participation among people with disabilities by 500,000. Realising this legacy will require an accurate understanding of the composition of the Australian disability population – age, sex, disability type and disability severity – as well as current Para sport participation rates.</div></div><div><h3>Design and methods</h3><div>Collation and synthesis of publicly available data from the Australian Bureau of Statistics, the Australian Institute of Health and Welfare and Para sport master lists.</div></div><div><h3>Results</h3><div>Among 4.37M Australians with disability, 44.5 ​% were aged ≥65 ​yrs. Of those aged &lt;65 ​yrs, the maximum population that could be eligible for Para sport comprise 529,800 with intellectual disability, 85,900 with sight loss, and 802,000 with physical disability. Many high-prevalence disability types are not eligible for Para sport (e.g., hearing loss ​= ​1.07M; psychosocial disability ​= ​1.14M) and sport may not be appropriate for other types (e.g., chronic pain/discomfort ​= ​1.46M). Compared with others with disability, those with severe/profound disabilities are least active (17.4 ​% meet physical activity guidelines) and underrepresented in sport (3.2 ​% of Para athletes with physical impairment have high support needs).</div></div><div><h3>Conclusions</h3><div>Increasing participation in any form of physical activity – including Para sports and other sports – by 500,000 would be a more achievable and inclusive legacy goal than increasing sports participation alone. Such an approach would cater for high-prevalence disability groups for whom commencement of competitive sport may not be suitable (e.g., &gt;65 ​yrs, chronic pain). To permit safe, effective engagement in sport/physical activity for individuals with severe impairments and high support needs, investment in development and implementation of specialised, evidence-based programs is required.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100110"},"PeriodicalIF":0.0,"publicationDate":"2025-07-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144595423","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Developing disability inclusive coaching principles within community recreational sport programming for children 在社区儿童娱乐体育项目中制定包容残疾的指导原则
JSAMS plus Pub Date : 2025-07-09 DOI: 10.1016/j.jsampl.2025.100109
Roxy H. O’Rourke , Tara Joy Knibbe , Amy C. McPherson , Guy E. Faulkner , F. Virginia Wright , Kelly P. Arbour-Nicitopoulos
{"title":"Developing disability inclusive coaching principles within community recreational sport programming for children","authors":"Roxy H. O’Rourke ,&nbsp;Tara Joy Knibbe ,&nbsp;Amy C. McPherson ,&nbsp;Guy E. Faulkner ,&nbsp;F. Virginia Wright ,&nbsp;Kelly P. Arbour-Nicitopoulos","doi":"10.1016/j.jsampl.2025.100109","DOIUrl":"10.1016/j.jsampl.2025.100109","url":null,"abstract":"<div><h3>Background</h3><div>Positive sport experiences for children are essential to establish long-term sport engagement. Coaches play a key role in fostering quality sport experiences for all children. For children with disabilities, caregivers are often closely involved in their sport participation, particularly when additional support is needed, and their perspectives can offer valuable insight into sport program experiences. The purpose of this study was to understand the role coaches have in optimizing the participation experiences of children in recreation-level sport programs. Specifically, this study aimed to explore children’s, caregivers', and coaches' perceptions of the coaching role in recreational sport programs that involve children with and without disabilities.</div></div><div><h3>Methods</h3><div>Individual interviews were conducted with 14 children (seven with disabilities), 15 caregivers, and 12 recreational sport coaches. Interview transcripts were analyzed using inductive thematic analysis.</div></div><div><h3>Results</h3><div>Four themes were generated during the analysis: (a) creating avenues for connection (two subthemes), (b) an environment focused on child empowerment (two subthemes), (c) autonomy-supportive coaching practices (three subthemes), and (d) flexibility and adapting the program to suit everyone (two subthemes). A family-centered coaching approach that prioritizes developing rapport with caregivers to enhance the child’s participation needs is key, especially in sport settings that include children with diverse abilities.</div></div><div><h3>Conclusions</h3><div>Coaches should employ autonomy-supportive coaching, supporting child connections without forcing them, and provide each child with opportunities for challenge and success. Doing so can help to foster quality participation experiences for children during this formative time to contribute to lasting sport involvement.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100109"},"PeriodicalIF":0.0,"publicationDate":"2025-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144581234","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of isometric vs. dynamic resistance training on muscle performance and body composition: Protocol for a pilot study 等长与动态阻力训练对肌肉性能和身体成分的影响:初步研究方案
JSAMS plus Pub Date : 2025-06-20 DOI: 10.1016/j.jsampl.2025.100108
Morteza Ghayomzadeh , Alex Natera , Angelo Sabag , Brock Cooper , Glen M. Davis , Daniel A. Hackett
{"title":"Effects of isometric vs. dynamic resistance training on muscle performance and body composition: Protocol for a pilot study","authors":"Morteza Ghayomzadeh ,&nbsp;Alex Natera ,&nbsp;Angelo Sabag ,&nbsp;Brock Cooper ,&nbsp;Glen M. Davis ,&nbsp;Daniel A. Hackett","doi":"10.1016/j.jsampl.2025.100108","DOIUrl":"10.1016/j.jsampl.2025.100108","url":null,"abstract":"<div><h3>Background</h3><div>Isometric resistance training (ISO-RT) has gained renewed attention for its potential to elicit muscular adaptations and enhance athletic performance. Unlike dynamic resistance training (DYN-RT), ISO-RT involves no joint movement or eccentric loading, making it particularly suitable for individuals with joint pathologies or those undergoing rehabilitation. Despite increasing interest, the comparative effectiveness of ISO-RT versus DYN-RT across various outcomes, including strength, hypertrophy, endurance, and recovery, remains inadequately explored.</div></div><div><h3>Aims</h3><div>This study aims to evaluate and compare the effects of multi-angle ISO-RT and traditional DYN-RT on muscle performance, body composition, and recovery-related indicators in healthy adults.</div></div><div><h3>Methods</h3><div>In this pilot randomised controlled trial, 20 healthy adults (≥18 years) will be randomly assigned to either the ISO-RT or DYN-RT group (n ​= ​10 per group). Both groups will complete a full-body resistance training program twice weekly for six weeks. The key distinction lies in the execution of the chest press and leg press exercises—performed isometrically in the ISO-RT group and dynamically in the DYN-RT group. All outcomes will be assessed at baseline and post-intervention.</div></div><div><h3>Analysis</h3><div>Primary outcomes include dynamic and isometric strength. Secondary outcomes encompass muscular power, dynamic and isometric endurance, body composition (via dual-energy X-ray absorptiometry), muscle oxygenation (via near-infrared spectroscopy), and subjective recovery indicators such as sleep quality and delayed onset muscle soreness. Between-group comparisons will be conducted using appropriate inferential statistical tests to determine effect estimates and feasibility metrics.</div></div><div><h3>Discussion/implications</h3><div>This trial will offer preliminary insights into the physiological and perceptual adaptations elicited by ISO-RT versus DYN-RT. The findings will inform the design of larger-scale trials and contribute to developing tailored, evidence-based resistance training guidelines for both clinical and athletic populations.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"6 ","pages":"Article 100108"},"PeriodicalIF":0.0,"publicationDate":"2025-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144321243","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultrasound-guided intra-muscular botulinum toxin A in athletes with chronic adductor-related groin-pain: A retrospective observational study 超声引导下肌内肉毒杆菌毒素A治疗慢性内收肌相关腹股沟疼痛运动员:一项回顾性观察研究
JSAMS plus Pub Date : 2025-06-01 DOI: 10.1016/j.jsampl.2025.100105
Julien Orhan , Romain Garofoli , Émilie Alperin , Fabien Ladauge , Jennifer Zauderer , Guillaume Paris , François Rannou , Christelle Nguyen , Marie-Martine Lefèvre-Colau
{"title":"Ultrasound-guided intra-muscular botulinum toxin A in athletes with chronic adductor-related groin-pain: A retrospective observational study","authors":"Julien Orhan ,&nbsp;Romain Garofoli ,&nbsp;Émilie Alperin ,&nbsp;Fabien Ladauge ,&nbsp;Jennifer Zauderer ,&nbsp;Guillaume Paris ,&nbsp;François Rannou ,&nbsp;Christelle Nguyen ,&nbsp;Marie-Martine Lefèvre-Colau","doi":"10.1016/j.jsampl.2025.100105","DOIUrl":"10.1016/j.jsampl.2025.100105","url":null,"abstract":"<div><h3>Introduction</h3><div>Chronic adductor-related groin pain (AP) is a frequent and disabling sport condition. Intra-muscular injection of botulinum toxin A may have positive effects on pain in some chronic tendinitis. We aimed to describe the short-term evolution of pain, activity limitations and quality of life, after an injection of the <em>adductor longus</em> with botulinum toxin A, as an add-on therapy to standard of care in patients with chronic AP.</div></div><div><h3>Method</h3><div>We conducted a retrospective observational single-centered study. We included individuals with clinical and MRI chronic AP, for whom medical and/or surgical treatments have failed and who were treated with an intra-muscular injection of botulinum toxin A (100 units of botulinum toxin A in the <em>adductor longus</em>) under ultrasound guidance. Participants were assessed 50 days after injection for pain using a numerical rating scale (NRS) and for activity limitations and quality of life using the Copenhagen Hip and Groin Outcome Score (HAGOS). Participants were also asked to self-report adverse events.</div></div><div><h3>Results</h3><div>We included 20 participants. Mean age was 34.3 (11.7) years and mean symptom duration was 48.9 (61.6) months. Mean pain decreased from 55.3 (SD [22.4] before injection to 38.3 [21.7], 50 days after injection (<em>p</em> ​= ​0.027). Each of the 6 HAGOS subscales improved before and after injection. No serious adverse events were self-reported by the patients included in the main analysis.</div></div><div><h3>Conclusion</h3><div>In this retrospective uncontrolled trial, we observed a numerical decrease in pain intensity in individuals with chronic AP 50 days after intra-muscular botulinum toxin A injection in the <em>adductor longus</em>.</div></div>","PeriodicalId":74029,"journal":{"name":"JSAMS plus","volume":"5 ","pages":"Article 100105"},"PeriodicalIF":0.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144213297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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