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Estimating the cost of sports injuries: A scoping review J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-03-08 Matthew R. Turnbull, Tania Gallo, Hannah E. Carter, Michael Drew, Liam A. Toohey, Gordon Waddington
To provide an overview of the methods used to estimate the cost of sports-related injury published to date, and to highlight considerations and opportunities for future research. Scoping review. Scopus, MEDLINE and CINHAL were searched from 1st January 2000 to 1st January 2023. Studies were screened by two independent reviewers and were eligible if they reported on a cost analysis or cost estimation
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The Flip Side of Transformative Agreements J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-03-06 Tim Meyer
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Inconsistencies in the perceived impact of the menstrual cycle on sport performance and in the prevalence of menstrual cycle symptoms: A scoping review of the literature J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-03-05 Chelsea Oester, Dean Norris, Dawn Scott, Charles Pedlar, Georgie Bruinvels, Ric Lovell
This scoping review aimed to summarize the findings of studies regarding the perceived impact of the menstrual cycle on athletic performance, as well as the prevalence of negative menstrual cycle symptoms. Scoping review. Three databases were searched and the Preferred Reporting Items for Systematic reviews and Meta Analyses extension for Scoping Reviews (PRISMA-ScR) was used as guidance. A total of
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Maternal physical activity and sitting time and its association with placental morphology and blood flow during gestation: Findings from the Queensland Family Cohort study J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-03-03 Jade M. Kubler, Christopher Edwards, Erika Cavanagh, Gregore I. Mielke, Paul A. Gardiner, Stewart G. Trost, Davide Fontanarosa, Danielle J. Borg, Sailesh Kumar, Vicki L. Clifton, Kassia S. Beetham
Exercise during pregnancy is associated with placental morphological alterations, however research in this area is limited. Given the emphasis on the beneficial effects of antenatal exercise, it is important to understand the effect of physical activity on placental function and its relationship to foetal growth and development. The aim of this study was to investigate the association between physical
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Shots at goal in Australian Football: Historical trends, determinants of accuracy and common strategies J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-03-03 Dan B. Dwyer, Christopher M. Young
To understand the historical context of and relationships between, the characteristics of shots at goal and match outcome in the Australian Football League. Observational. Descriptive statistics of shots at goal were calculated and compared across 20 seasons. The location, type, and outcome of all shots at goal (n = 43,254), by all teams (2017–19 & 21), were compared with match outcome. The total number
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Hamstrings passive and active shear modulus: Implications of conventional static stretching and warmup J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-28 Ricardo Pimenta, José P. Correia, João R. Vaz, António P. Veloso, Walter Herzog
This study compares the acute effects of a static stretching and a warm-up protocol on the active and passive shear modulus of the hamstring muscles. Muscle shear modulus was assessed at rest and during isometric contractions at 20 % of maximal voluntary isometric contraction (MVIC). After stretching, the passive shear modulus pattern was not altered, while at 20 % MVIC the biceps femoris short head
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The prevalence of menstrual cycle symptoms and their association with mental health and sleep in German exercising women and athletes J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-23 Lisa Kullik, Moritz Stork, Asja Kiel, Michael Kellmann, Sarah Jakowski
Menstrual cycle symptoms are very common in female athletes. However, more evidence about the association between menstrual cycle characteristics and symptoms with sleep and mental health in athletes needs to be gathered. This study aimed to examine this association in German exercising women and athletes. 322 women (mean age: 23.13 ± 4.36) participated in a cross-sectional study. The survey included
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Is the risk of muscle injuries higher in the finals than in previous rounds of the 100 m, 200 m and 400 m sprints of international athletics championships? J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-22 Pascal Edouard, Pierre-Eddy Dandrieux, Astrid Junge, Laurent Navarro, Caroline Giroux, Kenny Guex, Pedro Branco, Gaël Guilhem, Karsten Hollander
To compare incidence rates of lower limb muscle injuries (LLMI) and hamstring muscle injuries (HMI) in 100 m, 200 m and 400 m sprints disciplines between finals, semi-finals and heats of international athletics championships. Prospective total population study. We analysed in-competition LLMI and HMI of female and male athletes during eight championships between 2009 and 2022. LLMI and HMI incidence
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Difficult at dusk? Illuminating the debate on cricket ball visibility J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-20 John J. Maule, Robert Maguire, Matthew A. Timmis, Oliver R. Runswick, Luke Wilkins, David L. Mann, Stephen J. Dain, Jenny M. Bosten, Peter M. Allen
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Trajectories of osteogenic physical activity in children and adolescents: A 3-year cohort study J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-19 Eero A. Haapala, Arto Gråsten, Mikko Huhtiniemi, Francisco B. Ortega, Timo Rantalainen, Timo Jaakkola
We explored the latent profiles based on locomotor skills and cardiorespiratory fitness in Finnish schoolchildren and examined their associations with latent growth curves of osteogenic physical activity (PA) over three years. Prospective cohort study. Altogether 1147 Finnish adolescents aged 11–13 years participated in the study. Osteogenic PA in terms of osteogenic index (OI) was calculated based
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Physical fitness testing metrics and locomotor activity profiles among female international field hockey players across an Olympic cycle J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-15 Wayne P. Lombard, Michael I. Lambert
The study aimed to explore the correlations between fitness testing metrics and match locomotor activity profiles. The study also examined the transformations of both fitness tests as well as match locomotor activities over an Olympic cycle. Observational descriptive study. International female hockey players participated in the study. Fitness testing (n = 24) and match locomotor activity (n = 102)
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NSAIDs do not prevent exercise-induced performance deficits or alleviate muscle soreness: A placebo-controlled randomized, double-blinded, cross-over study J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-13 Brandon M. Roberts, Cara E. Sczuroski, Aaron R. Caldwell, David J. Zeppetelli, Nathaniel I. Smith, Vincent P. Pecorelli, Jess A. Gwin, Julie M. Hughes, Jeffery S. Staab
Non-steroidal anti-inflammatory drugs (NSAIDs) are frequently consumed by athletes to manage muscle soreness, expedite recovery, or improve performance. Despite the prevalence of NSAID use, their effects on muscle soreness and performance, particularly when administered prophylactically, remain unclear. This randomized, double-blind, counter-balanced, crossover study examined the effect of consuming
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What exercise programme is the most appropriate to mitigate anterior cruciate ligament injury risk in football (soccer) players? A systematic review and network meta-analysis J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-07 Manuel Magaña-Ramírez, Daniel Gallardo-Gómez, Francisco Álvarez-Barbosa, Juan Antonio Corral-Pernía
To examine the effectiveness of different exercise-based interventions to mitigate the risk of anterior cruciate ligament injury in football players, and to determine which is the most appropriate for them, specifically for female football players. Four databases (PubMed, Scopus, Web of Science and PEDro) were accessed in July 2023 using the keywords football, soccer, athletic injuries, ACL, knee injuries
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The effects of exercise programs on sleep architecture in obstructive sleep apnea: a meta-analysis of randomized controlled trials J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-05 Jian-Hong Chen, Jui-Yi Chen, Yen-Chin Wang
Exercise is an effective intervention for obstructive sleep apnea (OSA). However, the effects of exercise on objective sleep architecture in patients with OSA remain unknown. This meta-analysis aimed to collect data from randomized controlled trials of exercise interventions in patients with OSA, with a specific focus on objective sleep parameters derived from polysomnography. Randomized control trials
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Analysis of large data sets now available in certain sports (and more) J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-03 Tim Meyer
Abstract not available
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The impact of individualised versus standardised endurance and resistance training on the fitness–fatness index in inactive adults J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-02-01 Bridget Kuerschner, Michael Kirton, Lance C. Dalleck, Alline Beleigoli, Lemlem Gebremichael, Ryan Weatherwax, Joyce S. Ramos
The aim of the current study was to investigate the impact of individualised versus standardised combined endurance and resistance training on the fitness–fatness index in physically inactive adults. Randomised controlled trial. Fifty-four participants aged 21–55 years were randomised into three groups; 1) non-exercise control (n = 18), 2) standardised moderate-intensity continuous training (n = 18)
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Concussion in Sport: It’s time to drop the tobacco analogy J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-26 Dominic Malcolm, Christopher R. Matthews, Gareth Wiltshire
Abstract not available
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Uncovering injuries in Brazilian elite Women's football: a prospective cohort study J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-26 Gabriela Bissani Gasparin, Letícia Oscar Ribas, Hebert Nunes Flores, Gabriela Breder de Barros Bueno, Luana Vrkoslaw, Natalia Franco Netto Bittencourt, Bruno Manfredini Baroni
Objective To elucidate the injury profile in Brazilian elite women's football. Design Prospective cohort study. Methods Data on match and training exposure time, as well as time-loss injury cases, were collected from four clubs participating in the Brazilian top-tier league. Results Sixty-three out of 133 players (47 %) sustained 112 time-loss injuries along the season, leading to 0.8 injuries per
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Prevalence and intensity of pain in male and female amateur football players: a prospective cohort study J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-25 Daphne Wezenberg, Hanna Lindblom, Sofi Sonesson, Martin Hägglund
Objectives To determine the prevalence and intensity of pain due to a football-related injury during activities of daily living (ADL) and during training and/or match play in both male and female and youth and adult amateur players. A secondary objective was to compare the reported pain intensity as measured using two different pain scales. Design A prospective cohort study involving amateur football
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Cross-sectional and longitudinal associations between higher weight and eating disorder risk among collegiate athletes J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-24 Anna A. Love, Hana F. Zickgraf, Kendrin R. Sonneville, Allison Mankowski, Traci L. Carson, Vivienne M. Hazzard
Objectives To examine whether higher weight status is associated with increased eating disorder (ED) risk in athletes. Design Study 1 used cross-sectional (N = 942) and longitudinal (N = 483) data collected over a five-year period from Division I athletes at a Midwestern university. Study 2 used cross-sectional data from athletes competing at various levels at universities across the United States
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Validating the Fitbit charge 4© wearable activity monitor for use in physical activity interventions J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-25 Alexander Waddell, Stefan Birkett, David Broom, Gordon McGregor, Amy E. Harwood
Objectives Commercially available wearable activity monitors (WAM) can characterise physical activity behaviour, providing real time visual and haptic feedback, encouraging people to adopt active lifestyles. Clinical trials typically quantify physical activity participation with research grade activity monitors prior to testing interventions utilising commercially available WAMs aimed at increasing
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Adverse effects of unilateral transfemoral amputation on Para-alpine sit skiers and mitigation methods J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-22 Kaiqi Liu, Linhong Ji, Jing Chang, Yinbo Li, Yijia Lu
Objectives This study aimed to evaluate the adverse effects of unilateral transfemoral amputation (uTFA) on neuromuscular and kinematic parameters in alpine sit skiers, and to determine if additional restraints on the human-bucket interface could help mitigate the effects. Design Cross-sectional, repeated measures study. Methods Simulated skiing tests were conducted indoors involving 10 skiers with
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Clinical guidelines are silent on the recommendation of physical activity and exercise therapy for low back pain: A systematic review J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-15 Josielli Comachio, Manuela Loureiro Ferreira, Paul Jarle Mork, Andreas Holtermann, Emma Kwan-Yee Ho, Daniel Xin Mo Wang, Qianwen Lan, Emmanuel Stamatakis, Paula R. Beckenkamp, Paulo Henrique Ferreira
Objectives To synthesise and evaluate the quality of the recommendations for exercise therapy and PA from guidelines for the prevention and/or management of LBP. Study design Systematic review. Methods Included clinical practice guidelines for the management of LBP published between 2014 and 2022 and searched in 9 databases until September 2022. The quality of evidence was evaluated with the Appraisal
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The language of science - Selected JSAMS papers now published in Spanish - J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-13 Tim Meyer
Abstract not available
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The effects of pre-task music on choice visual reaction time in elite taekwondo athletes J. Sci. Med. Sport (IF 4.0) Pub Date : 2024-01-11 Francesca Greco, Federico Quinzi, Salvatore Chiodo, Claudia Cerulli, Eliana Tranchita, Maurizio Bertollo, Gian Pietro Emerenziani
Objectives The effects of music on sport performance mainly involved endurance or resistance exercises overlooking possible effects on reaction time, which is deemed essential in martial arts for a proficient performance. Therefore, the aim of this study was to investigate the effects of the exposure to pre-task music on choice visual reaction time in elite Taekwondo athletes. Design Repeated measure
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Prevalence of Toddlers Meeting 24-Hour Movement Guidelines and Associations with Parental Perceptions and Practices J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-19 Elise D. Rivera, Kylie D. Hesketh, Liliana Orellana, Rachael Taylor, Valerie Carson, Jan M. Nicholson, Lisa M. Barnett, Marie Löf, Harriet Koorts, Denise Becker, Barbara Galland, Jo Salmon, Katherine L. Downing
Objectives Whether toddlers (1-2 years) meet 24-hour Movement Guidelines and how parental practices and perceptions are related to compliance are uncertain. This study: a) estimated the proportion of toddlers meeting individual and combined movement guidelines; and b) examined associations between parental perceptions/practices and toddlers’ compliance with movement guidelines. Design Cross-sectional
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The fundamental motor skill proficiency among Polish primary school-aged children: A nationally representative surveillance study J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-22 Hubert Makaruk, E. Kipling Webster, Jared Porter, Beata Makaruk, Anna Bodasińska, Janusz Zieliński, Paweł Tomaszewski, Marta Nogal, Paulina Szyszka, Marcin Starzak, Marcin Śliwa, Michał Banaś, Michał Biegajło, Agata Chaliburda, Dariusz Gierczuk, Bogusz Suchecki, Bartosz Molik, Jerzy Sadowski
Objectives With the premise that physical education (PE) classes should promote physical activity by teaching and learning fundamental motor skills (FMS), this study aimed to evaluate the FMS proficiency of primary school students and determine the level of achievement of established learning outcomes for FMS, as specified in the Poli1sh National PE Curriculum. Design and methods A cross-1sectional
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An artificial intelligence tool misclassifies sports sciences journals as predatory J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-20 Jaime A. Teixeira da Silva, Nicolas Scelles
Objectives The choice of a scholarly journal, as opposed to a predatory journal, might impact a sport scientist's career negatively if the wrong choice is made, especially at an early stage of their research and publishing careers. Artificial intelligence (AI) is increasingly impacting sport science and academia. In this study, we tested the accuracy and sensitivity of an AI-driven tool, applied specifically
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Making competent decisions in sport and exercise science and sports medicine: preliminary practical guidelines on sex and gender J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-18 Kotryna K. Fraser, Alun G. Williams, T. Thirsha A. de Silva, Georgina K. Stebbings, Susan H. Backhouse
Abstract not available
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Corrigendum to “2023 Sports Medicine Australia Conference Poster Abstracts” [J Sci Med Sport 26S2 (2023)] J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-19
Abstract not available
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The validity of raw custom-processed global navigation satellite systems data during straight-line sprinting across multiple days J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-18 Zachary L. Crang, Grant Duthie, Michael H. Cole, Jonathon Weakley, Adam Hewitt, Rich D. Johnston
(1) Determine the validity of instantaneous speed and acceleration and (2) the variation in validity over time (multiple sessions) for global navigation satellite systems (GNSS) devices. Repeated measures. 10-Hz GNSS devices from Statsports (n = 2, Apex Pro) and Catapult (n = 2, Vector S7) were examined, whilst a speed laser manufactured by MuscleLab (n = 1, LaserSpeed) was the criterion measure, sampling
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Concussion incidence and mechanisms differ between elite females and males in Australian football J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-15 Patrick J. Sunderland, Gavin A. Davis, Stephen J.C. Hearps, Hamish H. Anderson, Tom J. Gastin, Brady D. Green, Michael Makdissi
Objectives To investigate the incidence and the game circumstances of concussion in the professional female (AFLW) and male (AFL) competitions of Australian Football, to identify potential targets for risk reduction. Design Retrospective cohort. Methods Concussion data were obtained from the AFL injury database, which included all concussions sustained by AFL (Male) players from 2015 to 18 and AFLW
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Hamstring and knee injuries are associated with isometric hip and trunk muscle strength in elite Australian Rules and Rugby League players J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-16 Martin Hajek, Morgan D. Williams, Matthew N. Bourne, Llion A. Roberts, Norman R. Morris, Anthony J. Shield, Jonathon Headrick, Steven J. Duhig
This study investigated relationships between isometric trunk and hip extensor strength, lumbar muscle morphology, and the risk of hamstring and knee ligament injuries in Australian Football League and National Rugby League players. Prospective cohort study. Trunk and hip extensor strength, multifidus and quadratus lumborum cross-sectional area were measured during the 2020 pre-season. Logistic regressions
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Estimating cancers attributable to physical inactivity in Australia J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-07 Louisa Ellis, Roger L. Milne, Melissa M. Moore, Kieron J. Bigby, Craig Sinclair, Darren R. Brenner, Steven C. Moore, Charles E. Matthews, Julie K. Bassett, Brigid M. Lynch
It was previously estimated that 1814 (1.6 % of incident cancers) were attributable to physical inactivity in Australia in 2010, when only three sites were considered. We estimated the burden of cancer due to physical inactivity in Australia for 13 sites. The population attributable fraction estimated site-specific cancer cases attributable to physical inactivity for 13 cancers. The potential impact
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Let's give more value to reviewing activities J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-05 Tim Meyer
Abstract not available
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Injury incidence and severity in Chinese pre-professional dancers: A prospective weekly monitoring survey J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-05 Yanan Dang, Yiannis Koutedakis, Ruoling Chen, Matthew Wyon
Objectives To determine dance injury incidence and severity in full-time Chinese pre-professional dancers. Study design Prospective weekly online monitoring survey. Methods Respondents were asked to record all dance-injury incidences between September 2020 and July 2021 using a remote weekly self-report injury monitoring tool. An inclusive definition of injury was used in this study to record all injuries
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Epidemiology and management of ankle sprain injuries over seven seasons in an elite professional ballet company J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-05 Joseph W. Shaw, Adam M. Mattiussi, Richard Clark, Shane Kelly
To investigate the epidemiology and management of ankle ligament sprains over seven seasons in a professional ballet company. Descriptive epidemiology study. Medical attention injury, time-loss injury, and exposure data pertaining to 140 professional ballet dancers were prospectively recorded by Chartered Physiotherapists over seven seasons (2015/16–2021/22); a period including the COVID-19 global
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Occurrence of injuries and illnesses in athletes with a physical impairment; a forty-week prospective cohort study J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-12-04 Sietske C.M. Luijten, Joske Nauta, Thomas W.J. Janssen, Jasmijn F.M. Holla, Simone C.N. Jenniskens, Alexandra V.R. van Reuler, Evert Verhagen
Currently, the knowledge about the epidemiology of sport-related health problems of athletes with a physical impairment is limited. Therefore, this study aims to describe the prevalence, incidence and severity of sport-related health problems of athletes with a physical impairment in the Netherlands over a one sport season. Prospective cohort study. Athletes (n = 99) with a physical impairment participated
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Immunosurveillance associated with upper respiratory symptoms in elite swimmers: The 8-month period leading into Commonwealth Games J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-24 Lauren H. Baker, Terun Desai, Mark Green, Amy V. Wells
To monitor individual mucosal immunity and identify potential risk factors of upper respiratory symptoms in elite swimmers over a competitive season. Eight-month longitudinal study, observing mucosal immunity, Epstein–Barr virus status, training loads and illness symptoms of elite international swimmers, leading into the Commonwealth Games 2018. Participants were fourteen elite swimmers (age ± standard
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Analgesics use in young athletes J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-23 Tim Meyer
Abstract not available
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Cross-sectional associations between 24-hour movement behaviors and cardiometabolic health among adults with type 2 diabetes mellitus: A comparison according to weight status J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-23 Iris Willems, Vera Verbestel, Dorothea Dumuid, Tyman E. Stanford, Patrick Calders, Bruno Lapauw, Lotte Bogaert, Marieke T. Blom, Nicolette R. den Braver, Jeroen H.P.M. van der Velde, Femke Rutters, Marieke De Craemer
Type 2 diabetes mellitus (T2DM) is a chronic disease associated with overweight and obesity. Evidence suggests that 24-hour movement behaviors (24 h-MBs) play a crucial role in cardiometabolic health. However, it is not yet known if 24 h-MBs differ between weight status groups among people with T2DM (PwT2DM) and how 24 h-MBs are associated with their cardiometabolic health. Cross-sectional study. Cardiometabolic
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Comparative efficacy of physical activity types on executive functions in children and adolescents: A network meta-analysis of randomized controlled trials J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-22 Junyu Wang, Yong Yang, Longkai Li, Xuemin Yang, Xuejun Guo, Xun Yuan, Ting Xie, Kunyi Yang, Jie Zhuang
This study investigates the impact of various physical activity (PA) types on executive functions (EFs) in children and adolescents. A systematic review and network meta-analysis of randomized clinical trials. We searched databases such as PubMed, Embase, Cochrane, and Web of Science up to April 2023, including randomized controlled trials involving 6 distinct PA types for healthy children and adolescents
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Lost in transition: Exploring injury risk in academy footballers shifting between the second and first teams J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-22 Imanol Martin-Garetxana, Isusko Ortuzar, Iban Urkiza, Jose A. Lekue, Xabier Monasterio, Susana M. Gil, Jon Larruskain
To compare the injury profiles of football players shifting between second and first teams with those of second- and first-team players, and to examine the opinions of shifting players. Prospective cohort study. 170 male players from Athletic Club (second team = 90, shifting = 20, first team = 60) were followed over eight seasons. Injuries and exposure time were recorded following the FIFA consensus
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Tackling the tackle 2: Evaluation of referee and player behavioural change as measures of implementation of a law variation in community-level male amateur rugby union J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-21 Riaan van Tonder, Sharief Hendricks, Lindsay Starling, Sean Surmon, Pierre Viviers, Wilbur Kraak, Keith A. Stokes, Wayne Derman, James Craig Brown
Objectives To evaluate player and referee behaviour during a lower tackle height law variation trial in community rugby union (‘rugby’). Design Prospective observational cohort study. Methods In a law variation trial in male amateur community rugby, coded match video surveillance data were analysed. Referee (sanctioning rate) and player (tackler body position) behaviour changes over one season (under
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The effects of acute hyperglycaemia on sports and exercise performance in type 1 diabetes: A systematic review and meta-analysis J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-21 Bonar McGuire, Hashim Dadah, Dominic Oliver
Objectives People with type 1 diabetes (T1D) are advised by health care professionals to target mild hyperglycaemia before and during exercise, to reduce the risk of hypoglycaemia. This review aimed to summarise the available evidence on the effects of acute hyperglycaemia on sports and exercise performance in T1D. Design Systematic review and meta-analysis. Methods Medline, EMBASE, CENTRAL, and Web
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Calibration and validation of physical behaviour cut-points using wrist-worn ActiGraphs for children and adolescents: A systematic review J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-21 Kelly Clanchy, Matthew Stanfield, Esther Smits, Jenna Liimatainen, Carrie Ritchie
Objectives To review cut-points calibrated and independently validated from wrist-worn ActiGraph accelerometers to measure moderate to vigorous physical activity (MVPA) and time spent sedentary (SED) in children and adolescents. Design Systematic literature review. Methods Five databases were searched for relevant cut-point calibration and independent validation studies relating to wrist worn ActiGraphs
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How can outdoor sports protect themselves against climate change-related health risks? – A prevention model based on an expert Delphi study J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-11 Sven Schneider, Marlen Niederberger, Luke Kurowski, Luisa Bade
Objectives To systematically develop an adaptation model to reduce climate change-related health risks for outdoor athletes. Design Delphi Method study. Methods A classic asynchronous Delphi study was conducted with a total of three survey rounds. 24 experts from the eight largest outdoor sport associations by membership in the German Olympic Sports Confederation were included as well as 24 medical
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Gender and socioecological level differences in stakeholders' perceptions of athlete attrition factors in an Australian high-performance pathway system J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-11 Sara A. Guevara, Alex Donaldson, Richard J. Keegan, Renee N. Appaneal, Erin A. Smyth, Gordon Waddington, Kate Mahony, Jocelyn K. Mara, Michael K. Drew
This study aimed to build on previous work by the authors. It examines how socioecological level and gender influence high-performance sport system (HPSS) stakeholders' perspectives of the relative and athlete attrition factors within an Australian high-performance pathway system (HPPS). Mixed methods. Sub-analysis was conducted of rating data from 30 participants who had contributed to identifying
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Support moment distribution during the back squat at different depths and loads in recreationally trained females J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-10 William Goodman, Victoria Flores, Joshua A. Cotter, David Graham, James Becker
Objectives The squat is used in athletic and clinical settings. However, the coordination of the lower extremity during the lift is not well understood. The purpose was to compare the peak moments of the lower extremity joints at three squat depths (above parallel, parallel and full) and three squat loads (unloaded, 50 % 1 repetition maximum, and 85 % of depth specific 1 repetition maximum) and find
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Biophysical characterization of the tennis serve: A systematic scoping review with evidence gap map J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-05 André V. Brito, José Afonso, Gonçalo Silva, Jaime Fernandez-Fernandez, Ricardo J. Fernandes
Objectives We aimed to assess the available evidence on the biophysics of the tennis serve, mapping the populations, interventions, contexts and other relevant information to highlight what is already known and to identify gaps in the literature. Design Systematic scoping review with evidence gap map. Methods The protocol was designed according to PRISMA 2020, Prisma-ScR guidelines and the Cochrane
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Mental fatigue impairs repeated sprint and jump performance in team sport athletes J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-11-02 Walter Staiano, Luis Raimon Salazar Bonet, Marco Romagnoli, Christopher Ring
Objectives We tested whether mental fatigue (MF), induced by a cognitively-demanding task, would impair repeated sprint ability (RSA) and repeated jump ability (RJA) performance, and whether physical fatigue and MF would impair psychomotor vigilance. Design Randomized within-participant design. Methods After establishing baseline peak countermovement jump (CMJ), 18 male participants performed 12 maximal
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Predicting future stars: Probability and performance corridors for elite swimmers J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-10-29 Dennis-Peter Born, Thomas Stöggl, Jenny Lorentzen, Michael Romann, Glenn Björklund
Objectives To evaluate the new age groups of the World Junior Championships in swimming from a scientific perspective, establish benchmarks and performance corridors that predict success at peak performance age and compare performance corridors between men and women and short-, middle-, and long-distance freestyle races. Design Longitudinal big data analysis. Methods In total, 347,186 annual best times
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Neurobehavioral consequences of repetitive head impacts in Para swimming: A case report J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-10-24 I. Helmich, Y.Y. Chang, R. Gemmerich, L. Rodrigo, J. Funken, K.M. Arun, P. Van de Vliet
Para swimmers with limb deficiency are faced with the particular situation that they must use their head to finish each competition by a hit to the wall. Repetitive head impacts may impair behavioral and brain functions. We therefore investigated neurobehavioral functions of a Para swimmer with dysmelia before and after repetitive head impacts (T1) and without (T2). Average head impact at T1 constituted
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Effects of acute exercise and training status on glucocorticoid-induced leucine zipper (GILZ) expression in human skeletal muscle J. Sci. Med. Sport (IF 4.0) Pub Date : 2023-10-21 A. Hecksteden, J. Hoppstädter, D.A. Bizjak, A. Jerg, J. Kirsten, K. Krüger, A. Niess, J. Steinacker, A.K. Kiemer
Interactions between statin therapy and physical exercise complicate effective cardiovascular prevention. Emerging evidence suggests that muscle strain related changes in the expression of the glucocorticoid-induced leucine zipper (GILZ) may be involved. Therefore, we measured GILZ mRNA expression levels in M. vastus lateralis samples of 32 healthy individuals before and after a standardized bout of