Abstract.
The American College of Sports Medicine (ACSM) recommends that, as a general rule for health purposes, individuals should exercise at 40%–85% of their maximal oxygen uptakes. Moreover, it has been suggested that 55%–90% of the maximal heart rate may be used as an alternative estimate of these percentage maximal oxygen uptake values. The present study examined the relationship between percentage peak heart rate (% HRpeak) and percentage peak oxygen uptake (% % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) ) during steady-state incremental intensity wheelchair propulsion of 16 élite, male wheelchair racers (WR). Oxygen uptake was determined during each submaximal exercise stage and heart rate (HR) was continuously monitored. The % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) was subsequently determined using a separate protocol. Linear regression equations of % HRpeak versus % % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) for each participant included % HRpeak values corresponding to 40%, 60%, 80% and 85% % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) . The linear regression equation, derived as the group mean of the slope and intercept terms determined for each individual, was: % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacqqGLaqjca % aMe8UaeeiCaaNaeeyzauMaeeyyaeMaee4AaSMaaGjbVlabbIeaijab % bkfasjabb2da9iabbcdaWiabb6caUiabbAda2iabbIda4iabbgdaXi % abgEna0kabbwcaLiaaysW7cqqGWbaCcqqGLbqzcqqGHbqycqqGRbWA % caaMe8UafmOvayLbaiaacqqGpbWtdaWgaaWcbaGaeeOmaidabeaaki % abgUcaRiabiodaZiabiodaZiabc6caUiabikdaYaaa!5A1B! \( {\rm \% }\;{\rm peak}\;{\rm HR = 0}{\rm .681} \times {\rm \% }\;{\rm peak}\;\dot V{\rm O}_{\rm 2} + 33.2 \) . The group mean of the individual correlation coefficients for the % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmaeqaaOGaeeyla0IaeeisaGKa % eeOuaifaaa!3C15! \( \dot V{\rm O}_{\rm 2} {\rm - HR} \) relationship was 0.99. The values of % HRpeak for each of the % % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) values below 85% were significantly greater (P<0.01) than those suggested by the ACSM. This suggests that the ACSM guidelines below 85% % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) , based on % HRpeak, may underestimate the relative exercise intensity (i.e. % % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) ) in the WR population. However, in élite level WR, % HRpeak can be recommended as an alternative estimate of % % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) at wheelchair propulsion intensities of 85% % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfKttLearuavTnhis1MBaeXatLxBI9gBam % XvP5wqSXMqHnxAJn0BKvguHDwzZbqegm0B1jxALjhiov2Daebbnrfi % fHhDYfgasaacH8srps0lbbf9q8WrFfeuY-Hhbbf9v8qqaqFr0xc9pk % 0xbba9q8WqFfea0-yr0RYxir-Jbba9q8aq0-yq-He9q8qqQ8frFve9 % Fve9Ff0dmeaabaqaciGacaGaaeqabaWaaeaaeaaakeaacuWGwbGvga % Gaaiabb+eapnaaBaaaleaacqqGYaGmcqqGWbaCcqqGLbqzcqqGHbqy % cqqGRbWAaeqaaaaa!3E46! \( \dot V{\rm O}_{{\rm 2peak}} \) or more.
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Tolfrey, K., Goosey-Tolfrey, V. & Campbell, I. Oxygen uptake-heart rate relationship in élite wheelchair racers. Eur J Appl Physiol 86, 174–178 (2001). https://doi.org/10.1007/s004210100493
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DOI: https://doi.org/10.1007/s004210100493