Figure 3.

Preference and acceptability of different inhaler characteristics for the Easyhaler and HandiHaler inhalers among patients with COPD. Patients were asked about preference and inhaler characteristics with the following questions and statements: which inhaler would you choose?; instruction leaflet of the inhaler is easier to understand; the inhaler is easier to learn how to use; taking the drug from the inhaler is easier; inhalation through the inhaler is easier; the inhaler has a more pleasant size; the design of the inhaler is more pleasant; the inhaler is handier to carry; mouthpiece of the inhaler is better.

Abbreviation: COPD, chronic obstructive pulmonary disease.