Device name | Manoeuvres (n)a | Duration of nurse explanation (sec ± SD) | Time taken by patients to use the device (sec ± SD) | ||||
---|---|---|---|---|---|---|---|
1st att | 2nd att | 3rd att | 1st att | 2nd att | 3rd att | ||
Breezhaler - A | 7 | 60 ± 4 | 120 ± 5 | 150 ± 7 | 110 ± 4 | 130 ± 6 | 150 ± 8 |
Genuair - B | 3 | 40 ± 3 | 60 ± 3 | 65 ± 5 | 40 ± 3 | 50 ± 4 | 60 ± 5 |
Respimat - C | 4 | 50 ± 3 | 60 ± 4 | 90 ± 6 | 40 ± 3 | 50 ± 5 | 60 ± 4 |