Table IV.
Technique
| Individual steps | Number that performed step correctly (%) | Total percentage of steps correct, median (Q1, Q3) | Achieved 75% steps correct (%) | |
|---|---|---|---|---|
| Inhaler Alone, N=152 | Shake | 81 (53.2) | ||
| Remove cap | 144 (94.7) | |||
| Exhale prior to use | 29 (19.1) | 62.5 (50.0, 75.0) | 56 (36.8) | |
| Mouthpiece placement | 141 (92.8) | |||
| Actuate Medicine | 104 (68.4) | |||
| Inhale | 100 (65.8) | |||
| Hold breath | 91 (59.9) | |||
| Wait before next puff | 38 (25) | |||
|
| ||||
| Inhaler with chamber, N=44 | Shake | 17 (39.5) | ||
| Connect to chamber | 39 (90.7) | 62.5 (50.0, 75.0) | 16 (36.4) | |
| Exhale prior to use | 10 (23.3) | |||
| Mouthpiece placement | 38 (88.4) | |||
| Actuate Medicine | 38 (88.4) | |||
| Inhale | 17 (39.5) | |||
| Hold breath | 28 (65.1) | |||
| Wait before next puff | 20 (46.5) | |||
|
| ||||
| Inhaler with mask, N=9 | Shake | 5 (55.5) | ||
| Connect to chamber | 8 (88.9) | 83.3 (66.7, 100.0) | 6 (66.7) | |
| Mask cover | 7 (75%) | |||
| Actuate Medicine | 7 (77.8) | |||
| Breathe | 6 (66.7) | |||
| Wait before next puff | 6 (66.7) | |||
|
| ||||
| Dry Powder Inhaler, N=4 | Position | 4 (100%) | ||
| Load | 4 (100%) | 75.0 (50.0, 91.7) | 2 (50.0) | |
| Exhale | 2 (50%) | |||
| Mouthpiece | 3 (75%) | |||
| Inhale | 2 (50%) | |||
| Hold | 2 (50%) | |||
|
| ||||
| Overall Inhaler Technique n=174 | 62.5 (50.0, 75.0) | 62 (35.6) | ||