Table 4.

Description of errors (n = 96) related to inhalation technique made by patients in the study

Errors related to inhalation technique	Frequency of errors, n (%)
Does not exhale slowly before inhalation	21 (22)
Exhales in the inhaler before inhalation	12 (13)
Does not place mouthpiece between the teeth	12 (13)
Does not close their lips around the mouthpiece	4 (4)
Does not tilt their head so that their chin is pointing slightly up	21 (22)
Does not inhale as fast as possible (defined as a strong audible inhalation)	5 (5)
Does not inhale forcefully at the beginning	7 (7)
Does not inhale for as long as possible	4 (4)
Inhales through their nose	0 (0)
Does not hold their breath	9 (9)
Does not take 3–5 breaths in the spacer (read specific instructions for each spacer)	1 (1)
Mouthpiece valve does not move when inhaling (spacer)	0 (0)

Errors are presented in the order in which they occur when inhaling medication.