Figure 2From: Budesonide/formoterol as effective as prednisolone plus formoterol in acute exacerbations of COPD A double-blind, randomised, non-inferiority, parallel-group, multicentre study Change in FEV 1 as % of predicted from daily measurements at home during the double-blind period. Bars to the right are presented as means and ± 95% CIs.Back to article page