Table 2.

The self-evaluated correct use and actual correct use for each inhaler type.

	Diskus	Easyhaler 1	Ellipta	Turbuhaler
Number of participants who believed they had used inhaler without making a single inhalation error	84% 26/31	77% 24/31	84% 26/31	61% 19/31
Number of participants who actually used the inhaler without making a single inhalation error	48% 15/31	19% 6/31	55% 16/31	16% 5/31

¹ After the completion of the data collection for this study, the inhaler instructions for Easyhaler were updated by Orion. The update was independent from this study.