Browsing by UP Author "Janse van Rensburg, Dina Christina"

Browsing by UP Author "Janse van Rensburg, Dina Christina"

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  • Acute corticosteroid-induced rhabdomyolysis in a golf player 
    Janse van Rensburg, Dina Christina; Theron, W.; Grant, T.C. (Thelani); Zondi, P. Cele; Grant, C.C. (Catharina Cornelia) (Health and Medical Publishing Group, 2012)
    Acute corticosteroid-induced rhabdomyolysis is a rare, but potentially life-threatening, condition that deserves the attention of medical professionals and sport scientists. Early diagnosis is vital in minimising the ...
  • Acute obturator internus muscle strain in a rugby player : a case report 
    Velleman, Mark D.; Jansen van Rensburg, Audrey; Janse van Rensburg, Dina Christina; Strauss, Org (Edizione Minerva Medica, 2015-09)
    A 28-year-old male rugby player presented with severe onset of right hip pain when he fell awkward after a ruck during an international match. A rare case of an acute strain of the obturator internus muscle, a deep muscle ...
  • Anterior cruciate ligament injuries of the knee : patterns of association between the mechanism of injury and pathology visualised on magnetic resonance imaging 
    Strauss, G.L.; Janse van Rensburg, Dina Christina; Grant, C.C. (Catharina Cornelia); Jansen van Rensburg, Audrey; Velleman, Mark D.; Fletcher, Lizelle (Health and Medical Publishing Group, 2018)
    BACKGROUND : Anterior cruciate ligament (ACL) injuries are common among athletes and the general public. These injuries may lead to significant absence from all activities with associated financial and social burdens for ...
  • Assessment of muscle strength in para-athletes : a systematic review of observational studies 
    O'Connor, Sean R.; Fagher, Kristina; Williamson, Samuel; Pluim, Babette M.; Ardern, Clare; Janse van Rensburg, Dina Christina; Heron, Neil (Elsevier, 2022-12)
    INTRODUCTION : Accurate and reliable evaluation of muscle strength in para-athletes is essential for monitoring effectiveness of strength training and/or rehabilitation programmes, as well as for sport classification. AIM ...
  • The association between menstrual cycle phase, menstrual irregularities, contraceptive use and musculoskeletal injury among female athletes : a scoping review 
    MacMillan, Candice; Olivier, Benita; Viljoen, Carel Thomas; Janse van Rensburg, Dina Christina; Sewry, Nicola Ann (Springer, 2024-10)
    BACKGROUND : The influence of menstrual cycle phases (MCPs), menstrual irregularities (MI) and hormonal contraceptive (HC) use on injury among female athletes has been scrutinised. Existing systematic reviews investigating ...
  • Association between the level of partial foot amputation and gait : a scoping review with implications for the minimum impairment criteria for wheelchair tennis 
    De Oliveira, Fabio Carlos Lucas; Williamson, Samuel; Ardern, Clare; Fagher, Kristina; Heron, Neil; Janse van Rensburg, Dina Christina; Jansen, Marleen G.T.; Kolman, Nikki; O'Connor, Sean Richard; Saueressig, Tobias; Schoonmade, Linda; Thornton, Jane S.; Webborn, Nick; Pluim, Babette M. (BMJ Publishing Group, 2023-02)
    OBJECTIVE : This scoping review examines how different levels and types of partial foot amputation affect gait and explores how these findings may affect the minimal impairment criteria for wheelchair tennis. METHODS : ...
  • Associations between partial foot amputation level, gait parameters, and minimum impairment criteria in para-sport : a research study protocol 
    De Oliveira, Fabio Carlos Lucas; Williamson, Samuel; Ardern, Clare; Heron, Neil; Janse van Rensburg, Dina Christina; Jansen, Marleen G.T.; O'Connor, Sean; Schoonmade, Linda; Thornton, Jane; Pluim, Babette M. (Elsevier, 2022-03)
    Altered biomechanics due to amputation can contribute to substantial limitations, influencing sporting activities. Individuals with lower extremity amputations or congenital lower limb deficiency are encouraged to ...
  • Autonomic impairment in rheumatoid arthritis 
    Janse van Rensburg, Dina Christina; Ker, James A.; Grant, C.C. (Catharina Cornelia); Fletcher, Lizelle (Blackwell Publishing, 2012-08)
    AIM: To determine if there is a difference between autonomic cardiac control as measured by heart rate variability (HRV) in women with rheumatoid arthritis (RA) compared to a healthy control group. METHODS: The RA group ...
  • ‘Chop wood, carry water’ Dr Sharief Hendricks : an inspirational story of an impactful South African sports scientist 
    Janse van Rensburg, Dina Christina (BMJ Publishing Group, 2022-05)
    South African sports scientist Dr Sharief Hendricks grew up in an area reserved for people of colour after his family was relocated by the Apartheid government. Sharief comes from a family of fruit and vegetable sellers. ...
  • Chronic prescription medication use in endurance runners : a cross-sectional study in 76,654 race entrants – SAFER XV 
    Jooste, Marcel; Schwellnus, Martin Peter; Sewry, Nicola Ann; Janse van Rensburg, Dina Christina; Ramagole, Dimakatso Althea; Swanevelder, Sonja; Jordaan, Esme (Taylor and Francis, 2022)
    OBJECTIVE : To determine the prevalence of chronic prescription medication (CPM) use in distant runners (by age and sex) and to compare CPM use in 21.1 km vs. 56 km race entrants. METHODS : A cross-sectional study of ...
  • Clay-shoveler fracture in a paddler : a case report 
    Olivier, Etienne Cornelis; Muller, Elouise; Janse van Rensburg, Dina Christina (Lippincott Williams and Wilkins, 2016-05)
    Clay-shoveler fracture is a fracture of the spinous process of lower cervical and upper thoracic vertebrae. It has only rarely been reported as being caused by an overuse sports injury. This case report describes the first ...
  • A comparison of two pre-race medical screening tools in 5771 running race entrants—SAFER XXVIII 
    Leppan, Jordan; Schwellnus, Martin Peter; Sewry, Nicola Ann; Boulter, Jeremy; Janse van Rensburg, Dina Christina; Dyer, Marlise; Jordaan, Esme (Wiley, 2023-11)
    OBJECTIVE : To determine if two pre-race screening tools (abbreviated tool of two open-ended pre-race medical screening questions [ABBR] vs. a full pre-race medical screening tool [FULL]) identify running race entrants at ...
  • The congested International Match Calendar in football : views of 1055 professional male players 
    Pillay, Lervasen; Burgess, D.; Janse van Rensburg, Dina Christina; Kerkhoffs, Gino M.; Gouttebarge, Vincent (Springer, 2022-11)
    BACKGROUND : The International Match Calendar congestion affects players recovery. The views of a worldwide cohort of professional football players is shared in this communication. METHODS : A cross-sectional observational ...
  • Consensus on a netball video analysis framework of descriptors and definitions by the netball video analysis consensus group 
    Mackay, Lois; Jones, Ben; Janse van Rensburg, Dina Christina; Hall, Francine; Alexander, Lisa; Atkinson, Karen; Baldrey, Pippa; Bedford, Anthony; Cormack Stuart; Clarke, Jade; Croft, Hayden; Denton, Katie; Fox, Aaron S.; Hadley, Paige; Handyside, Richard; Hendricks, Sharief; Kerss, Jim; Leota, Liana; Maddern, Bjorn; McErlain-Naylor, Stuart A.; Mooney, Mitchell; Pyke, Daniel; Pistorius, Danielle; Ramagole, Dimakatso Althea; Ryan, Dan; Scott, Fiona; Scott, Tannath; Snow, Julie; Spencer, Kirsten; Thirlby, Jess; Viljoen, Carel Thomas; Whitehead, Sarah (BMJ Publishing Group, 2023-04)
    Using an expert consensus-based approach, a netball video analysis consensus (NVAC) group of researchers and practitioners was formed to develop a video analysis framework of descriptors and definitions of physical, technical ...
  • Corticosteroids in sports-related injuries : friend or foe 
    Rotunno, A.; Janse van Rensburg, Dina Christina; Grant, C.C. (Catharina Cornelia); Jansen van Rensburg, Audrey (Medpharm Publications, NISC (Pty) Ltd and Cogent, Taylor & Francis Group, 2016)
    Corticosteroids act as potent anti-inflammatory drugs and have been used in various sport settings for the treatment of both acute and chronic injuries. Basic physiology and mechanisms of action for gluco- and mineralocorticoids ...
  • COVID-19 lockdown : a global study investigating athletes’ sport classification and sex on training practices 
    Washif, Jad Adrian; Sandbakk, Oyvind; Seiler, Stephen; Haugen, Thomas; Farooq, Abdulaziz; Quarrie, Ken; Janse van Rensburg, Dina Christina; Krug, Isabel; Verhagen, Evert; Wong, Del P.; Mujika, Inigo; Cortis, Cristina; Haddad, Monoem; Ahmadian, Omid; Al Jufaili, Mahmood; Al-Horani, Ramzi A.; Al-Mohannadi, Abdulla Saeed; Aloui, Asma; Ammar, Achraf; Arifi, Fitim; Aziz, Abdul Rashid; Batuev, Mikhail; Beaven, Christopher Martyn; Beneke, Ralph; Bici, Arben; Bishnoi, Pallawi; Bogwasi, Lone; Bok, Daniel; Boukhris, Omar; Boullosa, Daniel; Bragazzi, Nicola Luigi; Brito, Joao; Cartagena, Roxana Paola Palacios; Chaouachi, Anis; Cheung, Stephen S.; Chtourou, Hamdi; Cosma, Germina; Debevec, Tadej; DeLang, Matthew D.; Dellal, Alexandre; Donmez, Gurhan; Driss, Tarak; Duque, Juan David Pena; Eirale, Cristiano; Elloumi, Mohamed; Foster, Carl; Franchini, Emerson; Fusco, Andrea; Galy, Olivier; Gastin, Paul B.; Gill, Nicholas; Girard, Olivier; Gregov, Cvita; Halson, Shona; Hammouda, Omar; Hanzlikova, Ivana; Hassanmirzaei, Bahar; Hebert-Losier, Kim; Helu, Hussein Munoz; Herrera-Valenzuela, Tomas; Hettinga, Florentina J.; Holtzhausen, Louis; Hue, Olivier; Dello Iacono, Antonio; Ihalainen, Johanna K; James, Carl; Joseph, Saju; Kamoun, Karim; Khaled, Mehdi; Khalladi, Karim; Kim, Kwang Joon; Kok, Lian-Yee; MacMillan, Lewis; Mataruna-Dos-Santos, Leonardo Jose; Matsunaga, Ryo; Memishi, Shpresa; Millet, Gregoire P.; Moussa-Chamari, Imen; Musa, Danladi Ibrahim; Nguyen, Hoang Minh Thuan; Nikolaidis, Pantelis T.; Owen, Adam; Padulo, Johnny; Pagaduan, Jeffrey Cabayan; Perera, Nirmala Panagodage; Perez-Gomez, Jorge; Pillay, Lervasen; Popa, Arporn; Pudasaini, Avishkar; Rabbani, Alizera; Rahayu, Tandiyo; Romdhani, Mohamed; Salamh, Paul; Sarkar, Abu-Sufian; Schillinger, Andy; Setyawati, Heny; Shrestha, Navina; Suraya, Fatona; Tabben, Montassar; Trabelsi, Khaled; Urhausen, Axel; Valtonen, Maarit; Weber, Johanna; Whiteley, Rodney; Zrane, Adel; Zerguini, Yacine; Zmijewski, Piotr; Ben Saad, Helmi; Pyne, David B.; Taylor, Lee; Chamari, Karim (Human Kinetics, 2022-07)
    PURPOSE : To investigate differences in athletes’ knowledge, beliefs, and training practices during COVID-19 lockdowns with reference to sport classification and sex. This work extends an initial descriptive evaluation ...
  • A cross-sectional study of 2550 amateur cyclists shows lack of knowledge regarding relevant sports nutrition guidelines 
    Sparks, I.M.; Janse van Rensburg, Dina Christina; Fletcher, Lizelle; Jansen van Rensburg, Audrey (Health and Medical Publishing Group, 2018)
    BACKGROUND : Amateur cyclists use a wide variety of supplements and nutritional substances to increase performance in addition to their training. OBJECTIVES : The intended nutritional supplement use, carbohydrate (CHO) ...
  • Daily energy expenditure and water turnover in female netball players from the Netball Super League : a doubly labeled water observation study 
    Costello, Nessan; Jones, Ben; Roe, Stephanie; Blake, Cameron; Clark, Anthony; Chantler, Sarah; Owen, Cameron; Wilson, Lara; Wilson, Oliver; Stavropoulos-Kalinoglou, Antonis; Janse van Rensburg, Dina Christina; Hambly, Catherine; Speakman, John R.; Backhouse, Susan; Whitehead, Sarah (Wiley, 2024-08)
    Please read abstract in the article.
  • Days until return-to-play differ for sub-categories of acute respiratory tract illness in Super Rugby players : a cross-sectional study over 5 seasons (102,738 player-days) 
    Jansen van Rensburg, Audrey; Janse van Rensburg, Dina Christina; Schwellnus, Martin Peter; Janse van Rensburg, Charl; Jordaan, Esme (Elsevier, 2021-12)
    OBJECTIVES : To document incidence rate and severity of specific sub-categories of respiratory tract illness (RTill) in rugby players during the Super Rugby tournament. DESIGN : Cross-sectional study. METHODS : Team ...
  • Delphi developed syllabus for the medical specialty of sport and exercise medicine : part 2 
    Humphries, David; Jaques, Rod; Dijkstra, H. Paul; Asif, Irfan M.; Batt, Mark; Borjesson, Mats; Ergen, Emin; Geertsema, Celeste; Gojanovic, Boris; Ionescu, Anca; Janse van Rensburg, Dina Christina; Lebrun, Connie; Mohamed, Nahar Azmi; Mountjoy, Margot; Parikh, Tvisha; Robinson, Diana; Sallis, Robert; Schwellnus, Martin Peter; Sheeran, Padraig (BMJ Publishing Group, 2020-09)
    Training in the medical specialty of sport and exercise medicine (SEM) is available in many, but not all countries. In 2015, an independent Delphi group, the International Syllabus in Sport and Exercise Medicine Group ...