Blar i Brage NIH på tittel
Viser treff 2632-2651 av 3473
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The relationship between selected load-velocity profile parameters and 50 m front crawl swimming performance
(Peer reviewed; Journal article, 2021)The purpose of the present study was to establish relationships between sprint front crawl performance and a swimming load-velocity profile. Fourteen male national-level swimmers performed 50 m front crawl and semi-tethered ... -
Relationship between stability and variability ofthe core in dynamic reaching tasks
(Peer reviewed; Journal article, 2019)Core stability is important to many functional and athletic tasks. Motion variability has been proposed as a measure to characterize core stability. Based on motor learning theories, the current study hypothesized that ... -
The relationship between the perception of reduced performance due to injury or illness and basic psychological need satisfaction in Norwegian youth elite handball: A cross-lagged panel analysis
(Peer reviewed; Journal article, 2022)This study investigated the relationship between perceived reduction in performance due to injury or illness (RPII) and basic psychological need satisfaction in youth elite handball. Participants were 174 elite youth ... -
The relationship between the relative age effect and performance among athletes in World Handball Championships
(Peer reviewed; Journal article, 2020)This study examines the relative age effect (RAE) and its impact on the performance of elite male (n = 3,358) and female (n = 3,273) handball players in the U-19 (n = 2,188), U-21 (n = 2,031), and senior (n = 2,412) ... -
The relationship between training load and physical fitness development among football players during adolescence: A longitudinal study
(Master thesis, 2023)Objectives: Given the importance of physical fitness for football players, it is of interest to further increase this aspect. Additionally, the level of physical fitness increases during adolescence. This study intends to ... -
Relationships between perfectionism, competitive anxiety and reinvestment in young athletes
(Master thesis, 2019)Innledning: Idrettskonkurranser kan være psykologisk krevende, og det er ikke uvanlig for utøvere å prestere betydelig verre enn det formen og forventningene skulle indikere, noe som kalles for å «choke» (Jackson, Beilock ... -
Relationships between physical activity level and psychosocial and socioeconomic factors and issues in children and adolescents with asthma: a scoping review
(Peer reviewed; Journal article, 2017)Background: Asthma is a heterogeneous chronic airway disease which may reduce capability for physical activity. In healthy peers, physical activity is influenced by psychosocial and socioeconomic factors. Knowledge about ... -
The relative age effect in German 11- to 18-year-old male and female swimmers
(Peer reviewed; Journal article, 2020)Relatively older athletes have a greater probability of being selected and subsequently exposed to a higher level of coaching, training and other talent-promoting factors. Grouping by chronological age is, therefore, ... -
The relative age effect on competition performance of Spanish international handball players: A longitudinal study
(Peer reviewed; Journal article, 2021)Background: Competitive success is the ultimate objective of elite professional sport organisations. Relative age effects (RAE) impact athlete selection processes in the short and long-term performance. The aims of this ... -
Relative Body Weight and Standardised Brightness-Mode Ultrasound Measurement of Subcutaneous Fat in Athletes: An International Multicentre Reliability Study, Under the Auspices of the IOC Medical Commission
(Peer reviewed; Journal article, 2019)Introduction: Fat is a metabolic fuel, but excess body fat is ballast mass, and therefore, many elite athletes reduce body fat to dangerously low levels. Uncompressed subcutaneous adipose tissue (SAT) thickness measured ... -
Reliabilitet av isokinetiske muskelstyrkemålinger og hinketester for barn: en metodestudie
(Master thesis, 2011)Introduksjon: Hinketester og isokinetiske muskelstyrkemålinger blir mye brukt for å evaluere knefunksjon etter ACL skade. Målemetodene har demonstrert høy reliabilitet (ICC > 0,80), men studiene er i hovedsak gjennomført ... -
Reliabilitet og validitet av målemetoder for muskelstyrke hos pasienter 6 –24 måneder etter rekonstruksjon av fremre korsbånd: En reliabilitets- og validitetsstudie av isokinetisk styrketest og styrketest i beinpress-, ekstensjon- og fleksjonsapparat
(Master thesis, 2017)Introduksjon: Isokinetisk styrketest er gullstandard av objektiv muskelstyrketesting i forskning og ved retur til idrett. Dette er en reliabel og valid testmetode for å avdekke sideforskjeller i muskelstyrken. Dette er en ... -
Reliability and concurrent validity of the International Physical Activity Questionnaire short form among pregnant women
(Journal article; Peer reviewed, 2017-03)Background: The International Physical Activity Questionnaire short-form (IPAQ-SF) is frequently used to assess physical activity (PA) level in the general adult population including pregnant women. However, the reliability ... -
Reliability and methodological concerns of vertical drop jumping and sidestep cutting tasks: implications for ACL injury risk screening
(Doctoral thesis, 2015)Vertical drop jumping (VDJ) and sidestep cutting tasks have been suggested as movement screening tasks to identify players with increased risk for ACL injury. Previous studies have investigated the reliability of kinematics ... -
Reliability and validity of match performance analysis in soccer : a multidimensional qualitative evaluation of opponent interaction
(Doctoral thesis, 2010)Match performance analysis is widely used as a method for studying technical, tactical and physical aspects of player and team performance in a soccer match. Therefore, ensuring the validity and reliability of the collected ... -
Reliability and validity of PedsQL for Portuguese children aged 5–7 and 8–12 years
(Journal article; Peer reviewed, 2014-09-11)Background: Pediatric Quality of Life Inventory (PedsQL) is a measure to assess health-related quality of life (HRQoL) in children and adolescents. It is formed by 23 items adapted to children age and includes a parent ... -
Reliability and validity of the Physical Activity Scale for the Elderly (PASE) in patients with hip osteoarthritis
(Journal article; Peer reviewed, 2012-02-21)Background Physical activity (PA) is beneficial in reducing pain and improving function in lower limb osteoarthritis (OA), and is recommended as a first line treatment. Self-administered questionnaires are used to assess ... -
Reliability of a semi-tethered front crawl sprint performance test in adolescent swimmers
(Peer reviewed; Journal article, 2023)This study aimed to evaluate the test-retest reliability of a sprint performance test with semi-tethered front crawl swimming to indirectly assess the current potential to perform at maximal anaerobic effort in adolescent ... -
Reliability of knee biomechanics during a vertical drop jump in elite female athletes
(Journal article; Peer reviewed, 2016-05)The purpose of the study was to assess the within-session and between-session reliability of knee kinematics and kinetics in a vertical drop jump task among elite female handball and football athletes. Specifically, we ... -
Reliability of load-velocity profiling in front crawl swimming
(Peer reviewed; Journal article, 2020)The purposes of this study were to establish test-retest reliability of calculating load-velocity profiles in front crawl swimming using five and three different external loads, and if outcome results were comparable between ...