Table 2.
Patients' Perceptions of the Prodose Adaptive Aerosol Delivery (AAD) System at the Start (Baseline) and the End of the Study
| Questions | Baseline | End of trial | Mean difference and 95% CI |
|---|---|---|---|
| Confident using hand-piece, compressor and Disc at home | 6.47 | 6.78 | 0.32 (−0.11; 0.74) |
| Confident in ability to use modem unit and Disc at home | 6.52 | 6.73 | 0.21 (−0.23; 0.92) |
| Ease of use first time used hand-piece, compressor and Disc | 6.57 | 6.63 | 0.05 (−0.58; 0.69) |
| Ease of use first time used a modem unit and Disc | 6.67 | 6.88 | 0.21 (0.01; 0.44) |
| Ease of use of Prodose to operate hand-piece | 6.63 | 6.63 | 0.00 (−0.45; 0.45) |
| Ease of use of Prodose to operate modem unit | 6.73 | 6.73 | 0.00 (−0.28; 0.28) |
| Confident Prodose delivered drug into lungs | 6.57 | 6.31 | −0.26 (−0.88; 0.36) |
| Confident using Prodose correctly | 6.63 | 6.42 | −0.21 (−0.78; 0.36) |
CI, confidence interval.