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Scaling maximal oxy...
Scaling maximal oxygen uptake to predict performance in elite-standard men cross-country skiers
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- Carlsson, Tomas (författare)
- Umeå universitet,Högskolan Dalarna,Idrotts- och hälsovetenskap,Idrottsmedicin,Department of Health and Social Sciences, Dalarna University, Falun, Sweden; Dala Sports Academy, Falun, Sweden.
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- Carlsson, Magnus (författare)
- Umeå universitet,Högskolan Dalarna,Idrotts- och hälsovetenskap,Idrottsmedicin,Department of Health and Social Sciences, Dalarna University, Falun, Sweden; Dala Sports Academy, Falun, Sweden.
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- Felleki, Majbritt (författare)
- Högskolan Dalarna,Statistik,Department of Technology and Business Studies, Dalarna University, Borlänge, Sweden.
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- Hammarström, Daniel (författare)
- Högskolan Dalarna,Idrotts- och hälsovetenskap,Department of Health and Social Sciences, Dalarna University, Falun, Sweden. Dala Sports Academy, Falun, Sweden.
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- Heil, Daniel (författare)
- Department of Health and Human Development, Montana State University, Bozeman, USA.
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- Malm, Christer (författare)
- Umeå universitet,Idrottsmedicin,Winternet, Boden, Sweden,Arcum,Umeå Universitet, Idrottsmedicin
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- Tonkonogi, Michail (författare)
- Högskolan Dalarna,Idrotts- och hälsovetenskap,Department of Health and Social Sciences, Dalarna University, Falun, Sweden.
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(creator_code:org_t)
- Routledge, 2013
- 2013
- Engelska.
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Ingår i: Journal of Sports Sciences. - : Routledge. - 0264-0414 .- 1466-447X. ; 31:16, s. 1753-1760
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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https://urn.kb.se/re...
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Abstract
Ämnesord
Stäng
- The purpose of this study was to: 1) establish the optimal body-mass exponent for maximal oxygen uptake (O2max) to indicate performance in elite-standard men cross-country skiers; and 2) evaluate the influence of course inclination on the body-mass exponent. Twelve elite-standard men skiers completed an incremental treadmill roller-skiing test to determine O2max and performance data came from the 2008 Swedish National Championship 15-km classic-technique race. Log-transformation of power-function models was used to predict skiing speeds. The optimal models were found to be: Race speed = 7.86 · O2max · m −0.48 and Section speed = 5.96 · O2max · m −(0.38 + 0.03 · α) · e−0.003 · Δ (where m is body mass, α is the section's inclination and Δ is the altitude difference of the previous section), that explained 68% and 84% of the variance in skiing speed, respectively. A body-mass exponent of 0.48 (95% confidence interval: 0.19 to 0.77) best described O2max as an indicator of performance in elite-standard men skiers. The confidence interval did not support the use of either “1” (simple ratio-standard scaled) or “0” (absolute expression) as body-mass exponents for expressing O2max as an indicator of performance. Moreover, results suggest that course inclination increases the body-mass exponent for O2max.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Hälsovetenskap -- Idrottsvetenskap (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Health Sciences -- Sport and Fitness Sciences (hsv//eng)
Nyckelord
- scaling
- cross-country skiing
- course profile
- body mass
- Hälsa och välfärd
- Health and Welfare
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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