Table 1.

Baseline characteristics and relevant cardio-pulmonary exercise data. Data presented as mean (standard deviation) or median (inter-quartile range [IQR]). Highlighted rows emphasise differences between groups. DO₂, oxygen delivery; EO₂, oxygen extraction ratio; FEV₁, forced expiratory volume in 1 s; FVC, forced vital capacity; SaO₂, oxygen saturation in arterial blood; VO₂, oxygen consumption. Data adapted from Ref. 1.