abstract：OBJECTIVE:To use the meta-analytical procedures to determine the magnitude of the effect of exercise-induced dehydration (EID) upon time-trial (TT) exercise performance. METHODS:Studies were located via database searches and cross-referencing. TT performance outcomes were converted to mean percentage changes in power ...

journal_title：British journal of sports medicine

authors： Goulet ED

更新日期：2011-11-01 00:00:00

abstract：BACKGROUND:Growth factor technologies are increasingly used to enhance healing in musculoskeletal injuries, particularly in sports medicine. Two such products; platelet-rich plasma (PRP) and autologous blood, have a growing body of supporting evidence. No previous trial has directly compared the efficacy of these two m...

journal_title：British journal of sports medicine

authors： Creaney L,Wallace A,Curtis M,Connell D

更新日期：2011-09-01 00:00:00

abstract：:The aim of this review is to provide a concise overview and update on recent advances in the field of physical activity in childhood and its effects on bone growth with an emphasis on the potential to prevent fractures. In addition, the review poses several unresolved questions in the field for future research. ...

journal_title：British journal of sports medicine

authors： Boreham CA,McKay HA

更新日期：2011-09-01 00:00:00

abstract：AIM:The aim of this review is to summarise issues surrounding the measurement of physical activity (PA) by self-report and accelerometry in youth (2-18 years old). Current levels and temporal trends in PA and sport participation and the effect of assessment method on data interpretation will be summarised. METHODS:Rel...

journal_title：British journal of sports medicine

authors： Ekelund U,Tomkinson G,Armstrong N

更新日期：2011-09-01 00:00:00

abstract：OBJECTIVES:(a) To review the methacholine tests performed in our laboratory up until 2008; (b) to compare them with previously reported data in 2006 and (c) to examine if the anti-doping rules are meeting the needs of asthmatic athletes who really need bronchodilator treatment. METHODS:Between April 2004 and September...

journal_title：British journal of sports medicine

authors： Orellana JN,Márquez MD

更新日期：2011-08-01 00:00:00

abstract：BACKGROUND:Injuries are common in youth soccer, of which ankle injuries form a significant proportion. However, there is a lack of prospective data on the epidemiology and nature of these injuries. AIM:To prospectively study the incidence of ankle injuries in three Football Association (FA) academies, with particular ...

journal_title：British journal of sports medicine

authors： Cloke DJ,Ansell P,Avery P,Deehan D

更新日期：2011-07-01 00:00:00

abstract：OBJECTIVE:To examine whether people with recurrent ankle sprain, have specific physical and sensorimotor deficits. DESIGN:A systematic review of journal articles in English using electronic databases to September 2009. Included articles compared physical or sensorimotor measures in people with recurrent (≥2) ankle spr...

journal_title：British journal of sports medicine

authors： Hiller CE,Nightingale EJ,Lin CW,Coughlan GF,Caulfield B,Delahunt E

更新日期：2011-06-01 00:00:00

abstract：BACKGROUND:An athlete's intention to return to sport following anterior cruciate ligament (ACL) injury is a major indication for surgical intervention. PURPOSE:The purpose of this review was to determine postoperative return-to-sport outcomes after ACL reconstruction surgery. STUDY DESIGN:Meta-analysis and systematic...

journal_title：British journal of sports medicine

authors： Ardern CL,Webster KE,Taylor NF,Feller JA

更新日期：2011-06-01 00:00:00

abstract：OBJECTIVE:To determine whether there are objective findings of tendinosis in a rabbit tendinopathy model on exercised and contralateral (non-exercised) Achilles tendons. DESIGN:Four groups of six New Zealand white rabbits per group were used. The animals of one (control) group were not subjected to exercise/stimulatio...

journal_title：British journal of sports medicine

authors： Andersson G,Forsgren S,Scott A,Gaida JE,Stjernfeldt JE,Lorentzon R,Alfredson H,Backman C,Danielson P

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:High knee abduction moment (KAM) landing mechanics, measured in the biomechanics laboratory, can successfully identify female athletes at increased risk for anterior cruciate ligament (ACL) injury. METHODS:The authors validated a simpler, clinic-based ACL injury prediction algorithm to identify female athle...

journal_title：British journal of sports medicine

authors： Myer GD,Ford KR,Hewett TE

更新日期：2011-04-01 00:00:00

abstract：OBJECTIVE:To assess whether a platelet-rich plasma (PRP) injection leads to an enhanced tendon structure and neovascularisation, measured with ultrasonographic techniques, in chronic midportion Achilles tendinopathy. DESIGN:Double-blind, randomised, placebo-controlled clinical trial. SETTING:Sports medical department...

journal_title：British journal of sports medicine

authors： de Vos RJ,Weir A,Tol JL,Verhaar JA,Weinans H,van Schie HT

更新日期：2011-04-01 00:00:00

abstract：INTRODUCTION:The hip is the second most common area for injury in collegiate athletes and may account for 2-5% of all sports injuries. Hip and groin pain in the athlete has long been associated with structural abnormalities of the femoral neck, acetabulum and labral pathology. REVIEW:The relationship between osteoarth...

journal_title：British journal of sports medicine

authors： Ellis HB,Briggs KK,Philippon MJ

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:Achilles tendinopathies are characterised by pain and reduced function, and heavy-load exercises have been shown to be effective in the treatment of painful chronic Achilles tendinopathies. However, basic information is needed on how the biomechanics and neuromuscular control of the exercise are affected by ...

journal_title：British journal of sports medicine

authors： Henriksen M,Aaboe J,Graven-Nielsen T,Bliddal H,Langberg H

更新日期：2011-04-01 00:00:00

abstract：AIM:To examine the effect of a multifactorial lifestyle intervention on 5-year change in physical activity (PA) and to explore whether length of education had an impact on the effect of the intervention. METHODS:Two random samples (high intervention group A, n=11 708; low intervention group B, n=1308) were invited for...

journal_title：British journal of sports medicine

authors： Aadahl M,von Huth Smith L,Toft U,Pisinger C,Jørgensen T

更新日期：2011-03-01 00:00:00

abstract：:The exon-1 of the androgen receptor (AR) gene contains two repeat length polymorphisms which modify either the amount of AR protein inside the cell (GGN(n), polyglycine) or its transcriptional activity (CAG(n), polyglutamine). Shorter CAG and/or GGN repeats provide stronger androgen signalling and vice versa. To test ...

journal_title：British journal of sports medicine

authors： Guadalupe-Grau A,Rodríguez-González FG,Dorado C,Olmedillas H,Fuentes T,Pérez-Gómez J,Delgado-Guerra S,Vicente-Rodríguez G,Ara I,Guerra B,Arteaga-Ortiz R,Calbet JA,Díaz-Chico BN

更新日期：2011-02-01 00:00:00

abstract：:This article systematically reviews the available literature to improve our understanding of the physiological basis for orthoses under the kinematic, shock attenuation and neuromotor control paradigms. The propositions made under these three paradigms have not been systematically reviewed collectively, and as such, t...

journal_title：British journal of sports medicine

authors： Mills K,Blanch P,Chapman AR,McPoil TG,Vicenzino B

更新日期：2010-11-01 00:00:00

abstract：OBJECTIVE:In this study, the serum triglycerides and total serum cholesterol levels in patients with rotator cuff tear were determined. DESIGN:Frequency-matched case-control study. Setting University teaching hospital. PARTICIPANTS:240 individuals who were operated on at our institution were included in the study. 12...

journal_title：British journal of sports medicine

authors： Longo UG,Franceschi F,Spiezia F,Forriol F,Maffulli N,Denaro V

更新日期：2010-10-01 00:00:00

abstract：OBJECTIVES:Physical inactivity has been associated with significant increases in disease morbidity and mortality. This study assessed the association between physical activity and (1) health resource use and (2) health resource use costs. DESIGN AND PARTICIPANTS:The responses from 24 281 respondents >65 years to the C...

journal_title：British journal of sports medicine

authors： Woolcott JC,Ashe MC,Miller WC,Shi P,Marra CA,PACC Research Team.

更新日期：2010-09-01 00:00:00

abstract：:In this study, genotype frequencies of several polymorphisms that are candidates to influence sports performance (ie, ACTN3 R577X, ACE ID, PPARGC1A Gly482Ser, AMPD1 C34T, CKMM 985bp/1170bp and GDF8 (myostatin) K153R) were compared in 123 nonathletic controls, 50 professional cyclists, 52 Olympic-class runners and 39 w...

journal_title：British journal of sports medicine

authors： Muniesa CA,González-Freire M,Santiago C,Lao JI,Buxens A,Rubio JC,Martín MA,Arenas J,Gomez-Gallego F,Lucia A

更新日期：2010-09-01 00:00:00

abstract：BACKGROUND:Participation in regular exercise and athletic activities across the lifespan is encouraged to maintain the cardiovascular and musculoskeletal systems and general wellbeing. Before the menopause there is an increased risk of anterior cruciate ligament (ACL) injuries in female athletes, whereas there is an in...

journal_title：British journal of sports medicine

authors： Hart DA,Achari Y

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:Back protectors for snowboarders were analysed with respect to their potential to prevent spinal injury. DESIGN:In 20 Swiss skiing resorts, athletes were interviewed on the slope. In addition, an online survey was conducted. The performance of 12 commercially available back protectors was investigated by mea...

journal_title：British journal of sports medicine

authors： Schmitt KU,Liechti B,Michel FI,Stämpfli R,Brühwiler PA

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:To analyse risk factors leading to injuries during snowboarding. DESIGN:A case-control multicentre survey of injured and non-injured snowboarders. SETTING:One tertiary and two secondary trauma centres in Bern, Switzerland. METHODS:All snowboard injuries admitted to our tertiary and two affiliated secondary...

journal_title：British journal of sports medicine

authors： Hasler RM,Berov S,Benneker L,Dubler S,Spycher J,Heim D,Zimmermann H,Exadaktylos AK

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVES:In this study, serum levels of matrix metalloproteinases (MMPs) and tissue inhibitors of metalloproteinases (TIMPs) between patients with a history of Achilles tendon rupture and blood donor controls were compared, and their relation to mechanical properties of the tendons during healing were studied. METHO...

journal_title：British journal of sports medicine

authors： Pasternak B,Schepull T,Eliasson P,Aspenberg P

更新日期：2010-07-01 00:00:00

abstract：STUDY DESIGN:Descriptive study, cross-sectional design. BACKGROUND:Tennis requires repetitive overhead movement patterns that can lead to upper extremity injury. The scapula plays a vital role in injury-free playing. Scapular dysfunction has been associated with shoulder injury in the overhead athlete. OBJECTIVES:The...

journal_title：British journal of sports medicine

authors： Cools AM,Johansson FR,Cambier DC,Velde AV,Palmans T,Witvrouw EE

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVE:To examine the association between fitness, BMI, and neutrophil, lymphocyte, monocyte, basophil, and eosinophil concentrations in apparently healthy, non-smoking men. DESIGN:Cross-sectional study of 452 men from the Aerobics Center Longitudinal Study examining the resting concentration of white blood cell su...

journal_title：British journal of sports medicine

authors： Johannsen NM,Priest EL,Dixit VD,Earnest CP,Blair SN,Church TS

更新日期：2010-06-01 00:00:00

abstract：PURPOSE:Physical fitness may confer protection from thrombosis; however, exercise-induced platelet activation may be involved in the triggering of acute vascular events. This study aimed to assess haemostatic responses to acute exercise in trained and sedentary middle-aged subjects. METHODS:21 first class Scottish foo...

journal_title：British journal of sports medicine

authors： Peat EE,Dawson M,McKenzie A,Hillis WS

更新日期：2010-06-01 00:00:00

abstract：BACKGROUND:Home and supervised exercise programmes consisting of stretching and eccentric exercises have been recommended for the management of lateral elbow tendinopathy (LET). No studies have examined their comparative efficacy effectiveness. OBJECTIVE:In this study, whether a home exercise programme is more success...

journal_title：British journal of sports medicine

authors： Stasinopoulos D,Stasinopoulos I,Pantelis M,Stasinopoulou K

更新日期：2010-06-01 00:00:00

abstract：:Most humans observe an overnight fast on a daily basis, and the human body copes well with short duration fasting. Periodic fasting is widely practised for cultural, religious or health reasons. Fasting may take many different forms. Prolonged restriction of food and fluid is harmful to health and performance, and it ...

journal_title：British journal of sports medicine

authors： Maughan RJ

更新日期：2010-06-01 00:00:00

abstract：OBJECTIVE:In this study, the amplitude and time distribution of power output in a variety of competitive cycling events through the use of a new mathematical analysis was examined: exposure variation analysis (EVA). DESIGN:Descriptive field study. SETTING:Various professional road cycling events, including; a 5-day-e...

journal_title：British journal of sports medicine

authors： Abbiss CR,Straker L,Quod MJ,Martin DT,Laursen PB

更新日期：2010-05-01 00:00:00

abstract：:This paper focuses on biceps injuries in shoulder surgery. This topic is currently of great interest, and there has been much discussion about diagnosis, treatment and prevention. Biceps tendon pathology exists in many forms and is frequently associated with other shoulder disorders. These facts must be taken into con...

journal_title：British journal of sports medicine

authors： Ejnisman B,Monteiro GC,Andreoli CV,de Castro Pochini A

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVES:The 6-minute walk test (6MWT) is a frequently used indicator of functional exercise capacity. The goals of this study were to compare the 6-minute walk performance of three paediatric patient groups with that of healthy peers, to assess differences between published reference values and to investigate which ...

journal_title：British journal of sports medicine

authors： Hassan J,van der Net J,Helders PJ,Prakken BJ,Takken T

更新日期：2010-03-01 00:00:00

abstract：OBJECTIVE:The introduction of shoulder pads has coincided with a rise in shoulder impact injuries in the game of rugby. In this study, the effect of shoulder pads on impact force attenuation was quantified. DESIGN:Four different commercially available shoulder pads were tested for material properties. Hard and soft ob...

journal_title：British journal of sports medicine

authors： Harris DA,Spears IR

更新日期：2010-02-01 00:00:00

abstract：:Cold-water immersion (CWI) is a popular recovery intervention after exercise. The scientific rationale is not clear, and there are no clear guidelines for its use. The aim of this review was to study the physiological and biochemical effect of short periods of CWI. A computer-based literature search, citation tracking...

journal_title：British journal of sports medicine

authors： Bleakley CM,Davison GW

更新日期：2010-02-01 00:00:00

abstract：OBJECTIVE:Devise and implement evidence-based guidelines for the prevention and management of travellers' diarrhoea (TD), and establish the incidence of TD during an elite sporting trip to India. DESIGN:Literature review and audit. SETTING:Youth Commonwealth Games in India 2008. PARTICIPANTS:All members of the Team ...

journal_title：British journal of sports medicine

authors： Tillett E,Loosemore M

更新日期：2009-12-01 00:00:00

abstract：:The objective of the present systematic review was to investigate whether physical fitness in childhood and adolescence is a predictor of cardiovascular disease (CVD) risk factors, events and syndromes, quality of life and low back pain later in life. Physical fitness-related components were: cardiorespiratory fitness...

journal_title：British journal of sports medicine

authors： Ruiz JR,Castro-Piñero J,Artero EG,Ortega FB,Sjöström M,Suni J,Castillo MJ

更新日期：2009-12-01 00:00:00

abstract：OBJECTIVE:To analyse risk factors in alpine skiing. DESIGN:A controlled multicentre survey of injured and non-injured alpine skiers. SETTING:One tertiary and two secondary trauma centres in Bern, Switzerland. PATIENTS AND METHODS:All injured skiers admitted from November 2007 to April 2008 were analysed using a comp...

journal_title：British journal of sports medicine

authors： Hasler RM,Dubler S,Benneker LM,Berov S,Spycher J,Heim D,Zimmermann H,Exadaktylos AK

更新日期：2009-12-01 00:00:00

abstract：AIM:To investigate the effect of task familiarisation on the spontaneous pattern of energy expenditure during a series of 2000 m cycling time trials (TTs). METHOD:Nine trained males completed three 2000 m TTs on a Velotron cycling ergometer. To examine pacing strategy, the data were assigned to 250 m "bins," with the ...

journal_title：British journal of sports medicine

authors： Corbett J,Barwood MJ,Parkhouse K

更新日期：2009-10-01 00:00:00

abstract：:This article reviews the magnetic resonance imaging (MRI) findings of the native and reconstructed anterior cruciate ligament (ACL). MRI is the most accurate non-invasive modality to evaluate the ACL. Tears of the ACL manifest with direct and indirect signs. The reconstructed ACL has several complications including re...

journal_title：British journal of sports medicine

authors： Bining J,Andrews G,Forster BB

更新日期：2009-10-01 00:00:00

abstract：:Regular physical exercise reduces cardiovascular morbidity and mortality. A small proportion of athletes, however, are at increased risk of exercise-related sudden cardiac death (SCD) as a result of quiescent cardiac anomalies. The preventable nature of such deaths has prompted the medical and sporting governing bodie...

journal_title：British journal of sports medicine

authors： Papadakis M,Sharma S

更新日期：2009-09-01 00:00:00

abstract：OBJECTIVE:Acetabular labral tears predominantly affect young patients and are a source of hip pain in the athlete. Four causes of the initiation of labral tears have been proposed; trauma, hypolaxity of the anterior capsule, dysplasia and bony impingement. A further cause could be reduced biomechanical properties in th...

journal_title：British journal of sports medicine

authors： Smith CD,Masouros S,Hill AM,Amis AA,Bull AM

更新日期：2009-08-01 00:00:00