MDI only | | 86.8 ± 5.1 | NA |
Aerochamber mouthpiece | Antistatic | 71.6 ± 4.4 | 16.8 ± 3.30 |
Aerochamber mask | Antistatic | 69.7 ± 5.4 | 18.9 ± 4.9 |
Able spacer mouthpiece | Antistatic | 64.2 ± 6.9 | 23.2 ± 4.3 |
Able spacer mask | Antistatic | 61.2 ± 6.6 | 24.1 ± 4.9 |
Tips-haler mouthpiece | Antistatic | 53.6 ± 7.2 | 34.4 ± 7.4 |
Tips-haler mask | Antistatic | 51.3 ± 4.7 | 34.6 ± 5.8 |
Dolphin chamber mouthpiece | Non-antistatic | 31.9 ± 5.4 | 56 ± 4.7 |
Dolphin chamber mask | Non-antistatic | 30.5 ± 5.6 | 55.2 ± 9.7 |
Dolphin chamber wash | Non-antistatic | 49.7 ± 6.4 | NA |
Drink bottle mouthpiece | Non-antistatic | 35.3 ± 6.9 | 50.2 ± 4.3 |
Drink bottle wash | Non-antistatic | 51.2 ± 7.1 | NA |