Inhaler technique evaluation
At baseline (P1), the most challenging step on IT in children younger
than 7 years old, was “waiting 30-60 seconds between inhalations”
(41.7%). In children older than 7 years old, the most challenging step
was performing a “deep exhalation” prior to pressing the inhaler
canister (16.7%). Globally, scores obtained in the assessment of IT of
space chamber with facemask were higher than those obtained with space
chamber and (Table 4).