An experiment on the impact of coaches' and athlete leaders' competence support on athletes' motivation and performance.

abstract：:The modified International Knee Documentation Committee Subjective Knee Form (Pedi-IKDC) is a widely used patient-reported tool ranging on a scale from 0 to 100. We aimed to translate Pedi-IKDC into Danish and assess its reproducibility and responsiveness in children with knee disorders. The translation complied with ...

journal_title：Scandinavian journal of medicine & science in sports

authors： Jacobsen JS,Knudsen P,Fynbo C,Rolving N,Warming S

更新日期：2016-12-01 00:00:00

abstract：:Submaximal field tests are especially recommended when repeated testing is warranted. This study aimed at assessing the validity of the submaximal versions of the Yo-Yo intermittent tests in male recreational football players in untrained and trained status. The participants' (n = 66; age 39.3 ± 5.8 years, VO2max 41.2...

journal_title：Scandinavian journal of medicine & science in sports

authors： Póvoas S,Krustrup P,Castagna C

更新日期：2020-04-01 00:00:00

abstract：:The molecular mechanisms involved in the aging of collagen and consequent increase in mechanical strength and stiffness occur in a series of enzymic and non-enzymic intermolecular cross-links. The enzymic mechanism involves divalent aldimine intermolecular cross-links derived from the reaction of aldehydes which then ...

journal_title：Scandinavian journal of medicine & science in sports

authors： Avery NC,Bailey AJ

更新日期：2005-08-01 00:00:00

abstract：BACKGROUND:Acute Achilles tendon rupture (ATR) is a frequently disabling injury, which exhibits unclear variability in long-term functional and patient-reported outcomes. Biomarkers from early healing, which have been shown to be prognostic of long-term outcome would facilitate the development of improved treatment met...

journal_title：Scandinavian journal of medicine & science in sports

authors： Addevico F,Svedman S,Edman G,Ackermann PW

更新日期：2019-10-01 00:00:00

abstract：:The present study examined the relationships between shooting accuracy and shooters' behavioral performance, i.e., postural balance and gun barrel stability, among novice rifle shooters in intra- and inter-individual levels. Postural balance and rifle stability were assessed in terms of anteroposterior (VEL(AP)) and m...

journal_title：Scandinavian journal of medicine & science in sports

authors： Mononen K,Konttinen N,Viitasalo J,Era P

更新日期：2007-04-01 00:00:00

abstract：:The purpose of this study was to develop a grounded theory of the process of inspirational coach leadership in sport. A Straussian grounded theory methodology was used. Semi-structured interviews and focus groups were conducted with athletes (n = 22) and coaches (n = 15). Data were analyzed through a process of open a...

journal_title：Scandinavian journal of medicine & science in sports

authors： Figgins SG,Smith MJ,Knight CJ,Greenlees IA

更新日期：2019-11-01 00:00:00

abstract：:Despite abundance of fat, exclusive dependency on fat oxidation can only sustain a metabolic rate corresponding to 50-60% of VO(2max) in humans. This puzzling finding has been subject to intense research for many years. Lately, it has gained renewed interest as a consequence of increased obesity and physical inactivit...

journal_title：Scandinavian journal of medicine & science in sports

authors： Lange KH

更新日期：2004-04-01 00:00:00

abstract：:There is an interest in identifying the intrinsic risk factors, including altered musculotendinous flexibility, that may be associated with musculotendinous injuries. We have recently shown that a sequence variant, namely the BstUI restriction fragment length polymorphism (RFLP), within the COL5A1 gene is associated w...

journal_title：Scandinavian journal of medicine & science in sports

authors： Collins M,Mokone GG,September AV,van der Merwe L,Schwellnus MP

更新日期：2009-12-01 00:00:00

abstract：:Sports and physical activity are becoming more important and more emphasized in the lives of the average person as the health benefits of maintaining an active lifestyle are recognized. In the past most people were primarily active in sports during their time in school. The trend is for more people to continue vigorou...

journal_title：Scandinavian journal of medicine & science in sports

authors： Sandmeier R,Renström PA

更新日期：1997-04-01 00:00:00

abstract：:This study aimed to evaluate the associations between muscular fitness and inflammatory biomarkers and to investigate the relationship between muscular fitness and selected clustered inflammatory biomarkers in adolescents. This is a cross-sectional analysis with 529 adolescents (267 girls) aged 12-18 years. Handgrip s...

journal_title：Scandinavian journal of medicine & science in sports

authors： Agostinis-Sobrinho CA,Moreira C,Abreu S,Lopes L,Sardinha LB,Oliveira-Santos J,Oliveira A,Mota J,Santos R

更新日期：2017-12-01 00:00:00

abstract：:We compared normalized trapezius muscle activity and intramuscular balance ratios between overhead athletes with impingement symptoms and non-injured athletes during isokinetic abduction and external rotation movements. Thirty-nine overhead athletes with chronic impingement symptoms and 30 non-injured athletes partici...

journal_title：Scandinavian journal of medicine & science in sports

authors： Cools AM,Declercq GA,Cambier DC,Mahieu NN,Witvrouw EE

更新日期：2007-02-01 00:00:00

abstract：:Repetition of jumps in dance and sport training poses a potential injury risk; however, non-contact landing injuries are more common in athletes than dancers. This study aimed to compare the lower limb stiffness characteristics of dancers and athletes during drop landings to investigate possible mechanisms of impact-r...

journal_title：Scandinavian journal of medicine & science in sports

authors： Ward RE,Fong Yan A,Orishimo KF,Kremenic IJ,Hagins M,Liederbach M,Hiller CE,Pappas E

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Hypoestrogenemia due to menopause is associated with increased cardiovascular disease risk, in part due to elevated indexes of aortic wave reflection (AWRI) and central (aortic) blood pressure. We sought to investigate whether AWRI and central blood pressure are also augmented in hypoestrogenic exercise-trai...

journal_title：Scandinavian journal of medicine & science in sports

authors： O'Donnell E,Goodman JM,Floras JS,Harvey PJ

更新日期：2020-06-01 00:00:00

abstract：:Sport injury epidemiology has received increased recognition as a field of sport medicine research that can improve the health and safety of athletes. Injuries among Paralympic powerlifters have not previously been systematically studied. The purpose of this prospective cohort study was to characterize injuries among ...

journal_title：Scandinavian journal of medicine & science in sports

authors： Willick SE,Cushman DM,Blauwet CA,Emery C,Webborn N,Derman W,Schwellnus M,Stomphorst J,Van de Vliet P

更新日期：2016-10-01 00:00:00

abstract：:This study investigated how one bout (1EX) and three bouts (3EX) of strenuous resistance exercise affected the cross-sectional area (CSA) and water content (WC) of the quadriceps muscle and patella tendon (PT), 4 h and 52 h after the last exercise bout. Ten healthy untrained male subjects performed 1EX with one leg an...

journal_title：Scandinavian journal of medicine & science in sports

authors： Kristiansen MS,Uhrbrand A,Hansen M,Shiguetomi-Medina JM,Vissing K,Stødkilde-Jørgensen H,Langberg H

更新日期：2014-08-01 00:00:00

abstract：:The purpose of this study was to characterize the effect of a 2-week overload period immediately followed by a 1-week taper period on different cognitive processes including executive and nonexecutive functions, and related heart rate variability. Eleven male endurance athletes increased their usual training volume by...

journal_title：Scandinavian journal of medicine & science in sports

authors： Dupuy O,Lussier M,Fraser S,Bherer L,Audiffren M,Bosquet L

更新日期：2014-02-01 00:00:00

abstract：:The purpose of this study was to examine the motion pattern and muscle activity during jumping and landing in downhill skiing to estimate the muscular involvement during the jump-landing-backward fall-anterior cruciate ligament (ACL) injury. A digitized 2-D video motion analysis and a synchronous 8-channel electromyog...

journal_title：Scandinavian journal of medicine & science in sports

authors： Aune AK,Schaff P,Nordsletten L

更新日期：1995-06-01 00:00:00

abstract：:Eight moderately active male subjects where tested for peak force in an isometric knee extension test and peak force and rate of force development in an isometric squat test. Both tests where performed at a 100 degrees knee angle and average integrated electromyography (IEMG) was measured from the vastus medialis (VM)...

journal_title：Scandinavian journal of medicine & science in sports

authors： McBride JM,Deane R,Nimphius S

更新日期：2007-02-01 00:00:00

abstract：:Skyscraper running is here analyzed in terms of mechanical and metabolic requirements, both at the general and at the individual level. Skyscraper runners' metabolic profile has been inferred from the total mechanical power estimated in 36 world records (48-421 m tall buildings), ranked by gender and age range. Indivi...

journal_title：Scandinavian journal of medicine & science in sports

authors： Minetti AE,Cazzola D,Seminati E,Giacometti M,Roi GS

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:Calf muscle strain injuries (CMSI) show consistent rates of prevalence and re-injury in elite Australian Football players. An epidemiological evaluation is warranted to better understand the clinical presentation and recovery of CMSI. PURPOSE:First, to describe the epidemiology of CMSI in elite Australian F...

journal_title：Scandinavian journal of medicine & science in sports

authors： Green B,Lin M,Schache AG,McClelland JA,Semciw AI,Rotstein A,Cook J,Pizzari T

更新日期：2020-01-01 00:00:00

abstract：:The involvement of quadriceps femoris muscle portions and fibre type recruitment was studied during submaximal knee-extensor exercise without and with thigh occlusion (OCC) and compared with responses during intense exercise. Six healthy male subjects performed 90-s of moderate exercise without (MOD; 29+/-4 W) and wit...

journal_title：Scandinavian journal of medicine & science in sports

authors： Krustrup P,Söderlund K,Relu MU,Ferguson RA,Bangsbo J

更新日期：2009-08-01 00:00:00

abstract：:A high level of physical fitness, especially cardiorespiratory fitness, is associated with lower incidence of hypertension. However, the relationship between flexibility, which is a component of physical fitness, and the incidence of hypertension is unknown. The purpose of this study was to investigate the relationshi...

journal_title：Scandinavian journal of medicine & science in sports

authors： Gando Y,Sawada SS,Momma H,Kawakami R,Miyachi M,Lee IM,Blair SN,Tashiro M,Horikawa C,Matsubayashi Y,Yamada T,Fujihara K,Kato K,Sone H

更新日期：2020-11-03 00:00:00

abstract：:Perceived health and physical fitness have been shown to correlate, and low levels of either variable increase the risk for future illness and mortality. However, risk factors and their interrelationship may vary between societies and over time. In this study, the associations of physical fitness and perceived health ...

journal_title：Scandinavian journal of medicine & science in sports

authors： Olsson SJG,Ekblom-Bak E,Ekblom B,Kallings LV,Ekblom Ö,Börjesson M

更新日期：2018-02-01 00:00:00

abstract：:We use a multivariate multilevel model to study the links between physical fitness (PF) and gross motor coordination (GMC) and investigate the influence of predictors affecting their levels across age. We sampled 7918 Peruvians, aged 6-15 years, from sea-level, Amazon region and high-altitude. Composite markers of GMC...

journal_title：Scandinavian journal of medicine & science in sports

authors： Dos Santos CSP,Bustamante A,Hedeker D,Vasconcelos O,Garganta R,Tani G,Katzmarzyk PT,Maia J

更新日期：2020-12-01 00:00:00

abstract：BACKGROUND:High volume injection (HVI) shows promising results in the treatment of chronic midportion Achilles tendinopathy (AT). HVI consists of a large volume of saline with a small amount of corticosteroid and local anesthetic. OBJECTIVE:To determine the effect of corticosteroid in HVI in AT. METHODS:A total of 28...

journal_title：Scandinavian journal of medicine & science in sports

authors： Boesen AP,Langberg H,Hansen R,Malliaras P,Boesen MI

更新日期：2019-08-01 00:00:00

abstract：:Muscle injury frequently occurs in the medial head of the gastrocnemius (MG), and stretching is used for treatment. However, there are no studies based on anatomical considerations and biomechanics. This study therefore examined the macroscopic anatomical structure of the triceps surae muscle to design an effective an...

journal_title：Scandinavian journal of medicine & science in sports

authors： Edama M,Onishi H,Kumaki K,Kageyama I,Watanabe H,Nashimoto S

更新日期：2015-04-01 00:00:00

abstract：:This study was performed to investigate the effects of intermittent hypoxic exposure on blood and exercise parameters. Eight sea level residents were exposed to 2 h daily stimulus to 4100 m altitude in a hypobaric chamber for a total of 14 days. Exercise performance was evaluated at sea level before and after the hypo...

journal_title：Scandinavian journal of medicine & science in sports

authors： Lundby C,Nielsen TK,Dela F,Damsgaard R

更新日期：2005-06-01 00:00:00

abstract：:Utilising a goal perspectives framework, a study predicting physical activity intentions in 12 to 16-year-old Hungarian adolescents was conducted with two samples. Theoretical predictions established a model that was tested through path analysis. Beliefs thought to underpin goal orientations were hypothesised to predi...

journal_title：Scandinavian journal of medicine & science in sports

authors： Biddle SJ,Soos I,Chatzisarantis N

更新日期：1999-12-01 00:00:00

abstract：:Agreement between and classification accuracy of six different noninvasive composite scores and a cardiovascular disease (CVD) risk factor score were investigated in 911 (466 boys and 445 girls) 10-year-old Norwegian children. A CVD risk factor score (triglyceride, total cholesterol/HDL ratio, homeostasis model assess...

journal_title：Scandinavian journal of medicine & science in sports

authors： Lerum Ø,Aadland E,Andersen LB,Anderssen SA,Resaland GK

更新日期：2017-08-01 00:00:00

abstract：:The aim of this prospective cohort study was to investigate the nature and risk factors of injuries leading to hospitalization. A cohort of 57 407 Finns aged 14-18 years was followed in the Hospital Discharge Register for an average of 10.6 years, totaling 608 990 person-years. We identified 5889 respondents (10.3%) w...

journal_title：Scandinavian journal of medicine & science in sports

authors： Mattila VM,Parkkari J,Koivusilta L,Kannus P,Rimpelä A

更新日期：2009-04-01 00:00:00