Physical Activity as a Long-Term Predictor of Peak Oxygen Uptake: The HUNT Study
Physical Activity as a Long-Term Predictor of Peak Oxygen Uptake: The HUNT Study
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DOI:
10.1249/mss.0b013e318216ea50
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发表时间:
2011-09-01
期刊:
影响因子:
--
通讯作者:
Wisloff, Ulrik
中科院分区:
文献类型:
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作者:
Aspenes, Stian Thoresen;Nauman, Javaid;Wisloff, Ulrik
ASPENES, S. T., J. NAUMAN, T. I. L. NILSEN, L. J. VATTEN, and U. WISLKFF. Physical Activity as a Long-Term Predictor of Peak Oxygen Uptake: The HUNT Study. Med. Sci. Sports Exerc., Vol. 43, No. 9, pp. 1675-1679, 2011. Introduction: A physically active lifestyle and a relatively high level of cardiorespiratory fitness are important for longevity and long-term health. No population-based study has prospectively assessed the association of physical activity levels with long-term peak oxygen uptake ((V) over dotO(2peak)). Methods: 1843 individuals (906 women and 937 men) who were between 18 and 66 yr at baseline and were free from known lung or heart diseases at both baseline (1984-1986) and follow-up (2006-2008) were included in the study. Self-reported physical activity was recorded at both occasions, and (V) over dotO(2peak) was measured at follow-up. The association of physical activity levels and (V) over dotO(2peak) was adjusted for age, level of education, smoking status, and weight change from baseline to follow-up, using ANCOVA statistics. Results: The level of physical activity at baseline was strongly associated with (V) over dotO(2peak) at follow-up 23 yr later in both men and women (P-trends < 0.001). Compared with individuals who were inactive at baseline, women and men who were highly active at baseline had higher (3.3 and 4.6 mL.kg(-1).min(-1)) (V) over dotO(2peak) at follow-up. Women who were inactive at baseline but highly active at follow-up had 3.7 mL.kg(-1).min(-1) higher (V) over dotO(2peak) compared with women who were inactive both at baseline and at follow-up. The corresponding comparison in men showed a difference of 5.2 mL.kg(-1).min(-1) (95% confidence interval = 3.1-7.3) in (V) over dotO(2peak). Conclusions: Physical activity level at baseline was positively associated with directly measured cardiorespiratory fitness ((V) over dotO(2peak)) 23 yr later. People who changed from low to high activity during the observation period had substantially higher (V) over dotO(2peak) at follow-up compared with people whose activity remained low.