Pierre L. Viviers

ORCID: 0000-0001-6682-3438
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About
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Research Areas
  • Sports injuries and prevention
  • Traumatic Brain Injury Research
  • Cardiovascular Effects of Exercise
  • Injury Epidemiology and Prevention
  • Shoulder Injury and Treatment
  • Physical Activity and Health
  • Diverse Approaches in Healthcare and Education Studies
  • Travel-related health issues
  • Muscle and Compartmental Disorders
  • Musculoskeletal synovial abnormalities and treatments
  • Sports Performance and Training
  • Orthopedic Surgery and Rehabilitation
  • Delphi Technique in Research
  • Inflammatory Myopathies and Dermatomyositis
  • Cardiac Arrest and Resuscitation
  • Lower Extremity Biomechanics and Pathologies
  • Phonocardiography and Auscultation Techniques
  • Nerve Injury and Rehabilitation
  • Hematological disorders and diagnostics
  • Sports Analytics and Performance
  • Drug-Induced Ocular Toxicity
  • Restraint-Related Deaths
  • Hip disorders and treatments
  • Elbow and Forearm Trauma Treatment
  • Cardiac Valve Diseases and Treatments

Stellenbosch University
2015-2024

Sports Science Institute of South Africa
2019-2024

Setshaba Research Centre
2017-2024

American College of Surgeons
2007-2015

Objective Rugby union (‘rugby’) is popular globally, with most of its participants being amateur. Concern regarding sport-related concussion (SRC) sustained during rugby increasing. SRC occurs frequently in the tackle, yet few interventions have aimed to mitigate this risk factor. This study investigated influence a lowered legal tackle height on incidence amateur rugby. Design Cross-sectional analytical study: 2018 (control—standard height) and 2019 (intervention—lowered seasons. Setting...

10.1136/ip-2022-044714 article EN cc-by-nc Injury Prevention 2022-12-06

This study aimed to investigate the perceptions of key stakeholder groups, i.e. coaches, players, and referees, a reduced maximum legal tackle height law variation trial in collegiate amateur rugby competition. A pragmatic qualitative approach was used. Eighteen semi-structured interviews were performed. Thematic analysis used analyse data. Three main trial-related themes four additional contextual identified. The most important factors include resource scarcity implementation context,...

10.1177/17479541241227329 article EN cc-by International Journal of Sports Science & Coaching 2024-01-30

In rugby union (rugby), the tackle is most frequent cause of concussion and thus a target for intervention to reduce incidence. The aim this study describe characteristics factors associated with illegal high tackles in amateur community-level during lowered (armpit level) height law variation trial.

10.1016/j.jsams.2023.10.011 article EN cc-by-nc-nd Journal of science and medicine in sport 2023-10-21

To evaluate player and referee behaviour during a lower tackle height law variation trial in community rugby union ('rugby').

10.1016/j.jsams.2023.11.004 article EN cc-by-nc-nd Journal of science and medicine in sport 2023-11-20

Collision sports, such as Rugby Union ("Rugby") have a particularly high risk of injury. Of all injuries common to collision concussions received the most attention due potentially negative cognitive effects in short- and long-term. Despite non-professional players comprising majority world's playing population, there is relatively little research this population. Stellenbosch Football Club ("Maties"), official rugby club University, represents one largest clubs, making an ideal cohort for...

10.3389/fnhum.2019.00423 article EN cc-by Frontiers in Human Neuroscience 2019-12-04

The significant impact of the coronavirus disease 2019 (COVID-19) pandemic has extended to sport with cessation nearly all professional and non-professional events globally. Recreational parks fitness centres have also closed. A challenge remains get athletes back participation in safest way, balancing protection their health while curbing societal transmission virus. With this Position Statement, South African Sports Medicine Association (SASMA) aims guide return-to-sport as safely...

10.17159/2078-516x/2020/v32i1a8454 article EN cc-by-sa South African Journal of Sports Medicine 2020-06-24

<h3>Objective</h3> Rugby union ('rugby') is popular globally, with the majority of its participants being amateur. Concern regarding sport-related concussion (SRC) sustained during rugby increasing. SRC occurs most frequently in tackle, yet few interventions have aimed to mitigate this risk factor. This study investigated influence a lowered legal tackle height on incidence amateur rugby. <h3>Design</h3> Prospective cohort: 2018 (control – standard condition) 2019 (intervention seasons....

10.1136/bjsports-2023-concussion.393 article EN 2024-01-01

Background: Identification of the nature cardiac murmurs during periodic health evaluation (PHE) athletes is challenging due to difficulty in distinguishing between physiological or structural origin. Previously, computer-assisted auscultation (CAA) has shown promise support appropriate referrals nonathlete pediatric population. Hypothesis: CAA ability accurately detect origin a PHE collegiate athletes. Study Design: Cross-sectional, descriptive study. Level Evidence: 3. Methods: A total 131...

10.1177/1941738117695221 article EN Sports Health A Multidisciplinary Approach 2017-02-01

The lockdown regulations due to the coronavirus pandemic (COVID-19) that broke out towards end of 2019 and continued spread throughout most countries in world had a negative effect on sporting community. South African government eased rules Level 1 from 21 September 2020. In Part 2 this Position Statement Sports Medicine Association (SASMA), authors address position regarding safe return sports for athletes who were infected by virus. An update clinical manifestations multi-organ...

10.17159/2078-516x/2020/v32i1a8986 article EN cc-by-sa South African Journal of Sports Medicine 2020-11-26

This case report describes chronic exertional compartment syndrome in the forearm of a professional rower. We consider this to be rare anatomical location for type syndrome. Morever, not much is known about its clinical presentation and subsequent optimal medical management thereof.

10.7196/sajsm.547 article EN cc-by-sa South African Journal of Sports Medicine 2014-06-15

10.1249/01.mss.0001052556.70173.e8 article EN Medicine & Science in Sports & Exercise 2024-09-16

Sports-related concussion (SRC) is an injury with important implications, especially in collision and contact sports, has a high symptom burden. Student athletes face particular psychosocial challenges, female students pre-existing anxiety/depression are at increased risk for SRC, have higher burden before after injury. Describing SRC presenting features collegiate campus-based sports medicine service; examining the association of prior history (PCONC) (PMHDx) SRC. A retrospective cohort...

10.17159/2078-516x/2021/v33i1a10416 article EN cc-by-sa South African Journal of Sports Medicine 2021-06-14

Concussion management has become one of the most popular topics in sports medicine. Significant resources are being invested developing protocols for professional sport associations such as NFL and FIFA. These often expensive require substantial to implement. The problem, however, runs much deeper than just sports. Currently there exists little infrastructure effectively manage concussion amateur settings high school, club university sport. A more holistic approach is required ensure that...

10.1109/embc.2017.8037388 article EN 2017-07-01

HISTORY: A 20 year old rugby player presented with complaints of severe headache and not feeling well.He noted a “funny feeling” something moving at the side his skull when yawning. concussion was diagnosed 3 days before. At time he immediately removed from field play transferred to side-line emergency room.He could remember what happened on disorientated.There were no other abnormal neurological signs.He referred hospital ER for further management.Further questioning confirmed...

10.1249/01.mss.0000487036.20087.5c article EN Medicine & Science in Sports & Exercise 2016-05-01

Tendinopathy is a common cause of pain and disability in athletes. Underlying tendon degeneration starts long before the onset symptoms athletes often remain asymptomatic. PURPOSE: To observe prevalence sonographic changes tendons asymptomatic over time to determine whether relationship exists between change development symptomatic tendinopathy 12 months. METHODS: The Achilles (A) patellar (P) 37 collegiate track field (23 males females, mean age 21 ± 2 yrs.) were examined with diagnostic...

10.1249/01.mss.0000477824.27859.31 article EN Medicine & Science in Sports & Exercise 2015-05-01

HISTORY: A healthy 19 year old Caucasian male presented at the injury clinic with a unilateral swolen and painful left arm.Symtoms were of acute onset 6 days ago while he was participated in judo championship.Symptoms gradually worsened.He started to experience pain affected arm lifting overhead activities developed laim dead feeling arm.It firts episode this kind since Judo. No applicable family history disclosed. PHYSICAL EXAMINATION: Generaly young caucasian arm. Obvious discoloration...

10.1249/01.mss.0000400572.41653.ee article EN Medicine & Science in Sports & Exercise 2011-05-01

All sports were discontinued in 2020 with the arrival of COVID-19. Since then most have been reinstated, albeit without spectators. However, several countries put together a number different risk-mitigating strategies to allow spectators back into stadiums. This position statement gives an outline minimum requirements that should be considered upon return at live sporting events.

10.17159/2078-516x/2021/v33i1a12558 article EN cc-by-sa South African Journal of Sports Medicine 2021-11-29

The COVID-19 pandemic initially led to the shutdown of all sport at a high cost both economy and athlete health. As risk-mitigating protocols evolved were implemented, playing returned slowly normal. introduction vaccinations enhances means protection risk management for all. This South African Sports Medicine Association position statement provides recommendations vaccination athletes.

10.17159/2078-516x/2021/v33i1a12557 article EN cc-by-sa South African Journal of Sports Medicine 2021-11-17

The clinical presentation of a missed posterior shoulder dislocation has similarities with an idiopathic frozen masking proper diagnosis at the time injury. We report case 48-year-old woman pain which demonstrates importance correct initial and management.

10.7196/sajsm.613 article EN South African Journal of Sports Medicine 2016-01-29

The ability to differentiate between athletic changes and pathological findings in the heart presents a challenge for clinicians during routine pre-participation screening.Cardiac auscultation provides with valuable diagnostic information on murmurs (HM).However,this practice requires skill extensive clinical experience which often makes it difficult reliably detect abnormalities. PURPOSE: To determine how computer assisted auscultation(CAA)can assist decision making further management of...

10.1249/01.mss.0000485155.61066.60 article EN Medicine & Science in Sports & Exercise 2016-05-01

HISTORY: A 24 year old male collegiate athlete injured his left foot during a trail run.The mechanism of injury was inversion.He experienced immediate pain(no pop, snap or crack). He continued running for he stopped due to discomfort and feeling instability.He applied ice after the injury.The next morning went gymnasium routine work-out. Besides slight discomfort, felt pain weight bearing exercises.He sought medical attention on day four post injury.He noted swelling over medial part severe...

10.1249/01.mss.0000476805.32755.64 article EN Medicine & Science in Sports & Exercise 2015-05-01
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