Table 5 Combined serious errors (nurse-observed and technology-assessed) for Diskus vs. Pulmojet and Turbohaler vs. Pulmojet comparisons: post-patient information leaflet alone and post-leaflet and instructional video
First randomised device | Superiority | |||
|---|---|---|---|---|
Pulmojet vs. Diskus | Pulmojet (n = 272) | Diskus (n = 272) | Odds ratio (95 % CI) for Pulmojeta relative to comparator (1.00) | p-value a |
Post-patient information leaflet alone | ||||
≥1 errors, n (%) | 148 (54.4) | 175 (64.3) | 0.61 (0.42–0.90) | 0.012 |
Post-patient information leaflet and instructional video | ||||
≥1 errors, n (%) | 56 (20.6) | 87 (32.2)b | 0.48 (0.31–0.75) | 0.001 |
Pulmojet vs. Turbohaler | Pulmojet (n = 144) | Turbohaler (n = 142) | ||
Post-patient information leaflet alone | ||||
≥1 errors, n (%) | 79 (54.9) | 121 (85.2) | 0.16 (0.08–0.34) | <0.001 |
Post-patient information leaflet and instructional video | ||||
≥1 errors, n (%) | 38 (26.4) | 93 (65.5) | 0.10 (0.04–0.23) | <0.001 |