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Table 4 The association between FEV1Z-score and VO2peak (ml/kg/min) in total sample and stratified by dichotomized age

From: The association between dynamic lung volume and peak oxygen uptake in a healthy general population: the HUNT study

  n β 95% CI
Total 741 1.2 0.7 – 1.6
Age < 45 years 357 1.2 0.5 – 1.8
Age ≥ 45 years 384 1.2 0.5 – 1.9
  1. FEV1Z-score forced expiratory lung volume in one second Z-score, VO2peak peak oxygen uptake, β regression coefficient for FEV1Z-score adjusted for body mass index (BMI), smoking status, physical activity index (PAI) and sex with addition of age in total sample model