Table 3—

Baseline characteristics of chronic obstructive pulmonary disease patients stratified by the use of oral glucocorticoids

Glucocorticoid use
NoneOnly inhaledInhaled and oralOnly oral
Subjects n44121290101
Age yr65±863±865±968±6
BMI kg·m−223.4±4.523.8±4.423.5±4.421.8±3.6
FEV1 pre %37±1139±1236±1333±12
FEV1 post %40±1043±1239±1536±12
IVC %68±1979±1672±1868±17
Pa,O2 kPa8.7±1.49.2±1.38.9±1.68.3±1.4
Pa,CO2 kPa5.6±1.05.3±0.85.4±0.95.5±1.0
  • Data presented as ±sd

  • BMI: body mass index

  • FEV1: forced expiratory volume in one second

  • IVC: inspiratory vital capacity

  • Pa,O2: arterial oxygen tension

  • Pa,CO2: arterial carbon dioxide tension.