Fig. 4From: Comparison of serious inhaler technique errors made by device-naïve patients using three different dry powder inhalers: a randomised, crossover, open-label studyOdds ratio for ≥1 nurse-observed serious errors with Pulmojet relative to Diskus or Turbohaler DPI. (Post-leaflet + video was the primary endpoint.) *Conditional logistic regression (p < 0.001 for all comparisons)Back to article page