Browsing Artikler / Articles by Author "Bahr, Roald"
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Intrinsic risk factors for groin injuries among male soccer players : a prospective cohort study
Engebretsen, Anders Hauge; Myklebust, Grethe; Holme, Ingar Morten K.; Engebretsen, Lars; Bahr, Roald (Journal article; Peer reviewed, 2010-08-10)BACKGROUND: This study was conducted to determine if risk factors for groin injuries among male soccer players could be identified. HYPOTHESIS: Previous groin injuries, reduced function scores, age, findings on clinical ... -
Intrinsic risk factors for hamstring injuries among male soccer players: a prospective cohort study
Engebretsen, Anders Hauge; Myklebust, Grethe; Holme, Ingar Morten K.; Engebretsen, Lars; Bahr, Roald (Journal article; Peer reviewed, 2010-03-24)Background: Strain injuries of the posterior thigh are common in soccer. It seems that previous injury and age are important risk factors, but the literature is limited. This study was conducted to see if we could identify ... -
Involving research‐invested clinicians in data collection affects injury incidence in youth football
Wik, Eirik Halvorsen; Materne, Olivier; Chamari, Karim; Duque, Juan David Peña; Horobeanu, Cosmin; Salcinovic, Benjamin; Bahr, Roald; Johnson, Amanda (Peer reviewed; Journal article, 2019)It is well established that differences in injury definition and recording methodology restrict comparisons between injury surveillance programmes. There is, however, little documentation of the variation that can exist ... -
Jump frequency may contribute to risk of jumper’s knee: a study of interindividual and sex differences in a total of 11 943 jumps video recorded during training and matches in young elite volleyball players
Bahr, Martin A.; Bahr, Roald (Journal article; Peer reviewed, 2014-04-29)BACKGROUND: Male sex, total training volume (number of hours per week) and match exposure (number of sets played per week) are risk factors for jumper's knee among young elite volleyball players. However, it is not ... -
Jumper's knee paradox—jumping ability is a risk factor for developing jumper's knee: A 5-year prospective study
Visnes, Håvard; Aandahl, Hans Åge; Bahr, Roald (Journal article; Peer reviewed, 2012-10-11)Background The ‘jumper's knee paradox’, where symptomatic athletes appear to perform better in a counter movement jump (CMJ) compared to asymptomatic controls in previous case–control studies is not fully understood. Aim ... -
Kinematics and kinetics of an accidental lateral ankle sprain
Kristianslund, Eirik; Bahr, Roald; Krosshaug, Tron (Journal article; Peer reviewed, 2011)Ankle sprains are common during sporting activities and can have serious consequences. Understanding of injury mechanisms is essential to prevent injuries, but only two previous studies have provided detailed descriptions ... -
Kiss goodbye to the ‘kissing knees’: No association between frontal plane inward knee motion and risk of future non-contact ACL injury in elite female athletes
Nilstad, Agnethe; Petushek, Erich; Mok, Kam-Ming; Bahr, Roald; Krosshaug, Tron (Peer reviewed; Journal article, 2021)The aim of this study was to investigate if frontal plane knee and hip control in single-leg squats or vertical drop jumps with an overhead target were associated with future non-contact anterior cruciate ligament (ACL) ... -
Knee, low back, and shoulder problems among university and professional volleyball players: Playing with pain
Skazalski, Christopher M.; Whiteley, Rod; Sattler, Tine; Kozamernik, Tilen; Bahr, Roald (Peer reviewed; Journal article, 2024-01-08)Context: The knee, low back, and shoulder account for most overuse injuries in volleyball. Previous researchers have used methodology that did not examine the extent of injury burden and effect on performance. Objective: ... -
Landing-related ankle injuries do not occur in plantarflexion as once thought: a systematic video analysis of ankle injuries in world-class volleyball
Skazalski, Christopher; Kruczynski, Jacek; Bahr, Martin A.; Bere, Tone Tufte; Whiteley, Rod; Bahr, Roald (Journal article; Peer reviewed, 2017)Background: Ankle injuries are prevalent in elite volleyball and suggested to result from player contact at the net. Traditionally, ankle sprains are thought to happen in a plantarflexed position, but case studies suggest ... -
Likelihood of ACL graft rupture: not meeting six clinical discharge criteria before return to sport is associated with a four times greater risk of rupture
Kyritsis, Polyvios; Bahr, Roald; Landreau, Philippe; Miladi, Riadh; Witvrouw, Erik (Journal article; Peer reviewed, 2016-05-23)Background: The decision as to whether or not an athlete is ready to return to sport (RTS) after ACL reconstruction is difficult as the commonly used RTS criteria have not been validated. Purpose: To evaluate whether a ... -
Lower incidence of arm-to-head contact incidents with stricter interpretation of the Laws of the Game in Norwegian male professional football
Bjørneboe, John; Bahr, Roald; Dvorak, Jiri; Andersen, Thor Einar (Journal article; Peer reviewed, 2013-01-11)Background Video analyses reveal that the rate of incidents with a propensity for injury caused by opponent-to-player contact has increased by about 50% from 2000 to 2010 in Norwegian male professional football. The aim ... -
Mechanical properties of the patellar tendon in elite volleyball players with and without patellar tendinopathy
Helland, Christian; Bojsen-Møller, Jens; Raastad, Truls; Seynnes, Olivier R.; Moltubakk, Marie M.; Jakobsen, Vidar; Bahr, Roald (Journal article; Peer reviewed, 2013)Background: Although differences in mechanical properties between symptomatic and healthy tendons have been observed for the Achilles tendon, the impact of tendinopathy on patellar tendon mechanics is not fully documented. ... -
Mechanisms of ACL injuries in men’s football: A systematic video analysis over six seasons in the Qatari professional league
Rekik, Raouf Nader; Bahr, Roald; Cruz, Flavio; Read, Paul; Whiteley, Rod; D'hooghe, Pieter; Tabben, Montassar; Chamari, Karim (Peer reviewed; Journal article, 2023)To assess the mechanisms of ACL injury in male professional football players in Qatar across multiple seasons using systematic video analysis. 15 ACL injuries occurred in competition among the professional football teams ... -
Mechanisms of acute adductor longus injuries in male football players: A systematic visual video analysis
Serner, Andreas; Mosler, Andrea Britt; Tol, Johannes L.; Bahr, Roald; Weir, Adam (Journal article; Peer reviewed, 2018)Background: Change of direction and kicking have been described as the main actions resulting in adductor longus injury. Video descriptions of inciting events are lacking. Objective: Perform a standardised visual video ... -
Methods, challenges and benefits of a health monitoring programme for Norwegian Olympic and Paralympic athletes: The road from London 2012 to Tokyo 2020
Clarsen, Benjamin Matthew; Steffen, Kathrin; Berge, Hilde Moseby; Bendiksen, Fredrik; Fossan, Bjørn; Fredriksen, Hilde; Gjelsvik, Hilde; Haugvad, Lars; Kjelsberg, Mona; Rønsen, Ola; Torgalsen, Thomas; Walløe, Anders; Bahr, Roald (Peer reviewed; Journal article, 2021)Objective: To describe the implementation of a health monitoring programme for Norwegian Paralympic and Olympic candidates over five consecutive Olympic and Paralympic Games cycles (London 2012, Sochi 2014, Rio de Janeiro ... -
Minor head trauma in soccer and serum levels of S100B
Straume-Næsheim, Truls Martin; Andersen, Thor Einar; Jochum, Marianne; Dvorak, Jiri; Bahr, Roald (Peer reviewed; Journal article, 2008-06)OBJECTIVE: To compare the serum levels of S100B after head trauma with the effect of heading, high-intensity exercise, and playing in a league match. Heading and head trauma in soccer have been suspected to cause brain ... -
Musculoskeletal Screening Tests and Bony Hip Morphology Cannot Identify Male Professional Soccer Players at Risk of Groin Injuries: A 2-Year Prospective Cohort Study
Mosler, Andrea Britt; Weir, Adam; Serner, Andreas; Agricola, Rintje; Eirale, Cristiano; Farooq, Abdulaziz; Bakken, Arnhild; Thorborg, Kristian; Whiteley, Rod; Hölmich, Per; Bahr, Roald; Crossley, Kay M. (Journal article; Peer reviewed, 2018)Background: Musculoskeletal hip/groin screening tests are commonly performed to detect at-risk individuals. Bony hip morphology is considered a potential intrinsic risk factor but has not been examined prospectively. ... -
Neurological soft signs in adolescents are associated with brain structure
Bonke, Elena M.; Bonfert, Michaela V.; Hillmann, Stefan M.; Seitz-Holland, Johanna; Gaubert, Malo; Wiegand, Tim L.T.; De Luca, Alberto; Cho, Kang Ik K.; Sandmo, Stian Bahr; Yhang, Eukyung; Tripodis, Yorghos; Seer, Caroline; Kaufmann, David; Kaufmann, Elisabeth; Muehlmann, Marc; Gooijers, Jolien; Lin, Alexander P.; Leemans, Alexander; Swinnen, Stephan P.; Bahr, Roald; Shenton, Martha; Pasternak, Ofer; Tacke, Uta; Heinen, Florian; Koerte, Inga K. (Peer reviewed; Journal article, 2022)Neurological soft signs (NSS) are minor deviations in motor performance. During childhood and adolescence, NSS are examined for functional motor phenotyping to describe development, to screen for comorbidities, and to ... -
Neuropeptides in tendinopathy
Scott, Alexander; Bahr, Roald (Peer reviewed; Journal article, 2009-01-01)Overuse tendinopathy remains a major clinical burden for sports medicine and general practitioners. Recent studies have highlighted the role of sensory and autonomic nerves in generating or perpetuating the symptoms and ... -
New guidelines are needed to manage heat stress in elite sports – The Fédération Internationale de Volleyball (FIVB) Heat Stress Monitoring Programme
Bahr, Roald; Reeser, Jonathan C. (Journal article; Peer reviewed, 2012-06-09)BACKGROUND: There seems to be a discrepancy between the available heat stress guidelines and the actual risk of heat-related illness among professional beach volleyball players competing under hot and humid conditions. ...