Table 2.
Effect of nebulizers and compressors on DSD
| Nebulizer | Compressor | D10 (μm) | D50 (μm) | D90 (μm) | GSD | VMD (μm) |
|---|---|---|---|---|---|---|
| LC Sprint Junior | Pari | 3.40±0.12 | 4.46±0.10 | 5.75±0.16 | 1.56±0.04 | 4.60±1.00 |
| Jianghang | 3.77±0.08* | 4.74±0.07* | 5.75±0.04 | 1.41±0.02** | 4.75±0.08 | |
| LC disposable | Pari | 3.63±0.02 | 4.55±0.03 | 5.64±0.02 | 1.43±0.00 | 4.56±0.03 |
| Jianghang | 2.57±0.12*** | 3.55±0.15*** | 10.56±0.06*** | 1.77±0.10** | 4.68±0.19 | |
| LC Sprint | Pari | 3.14±0.05 | 4.21±0.04 | 13.03±0.07 | 1.69±0.02 | 5.63±0.04 |
| Jianghang | 3.05±0.03 | 4.11±0.04* | 13.07±0.17 | 2.49±0.58 | 5.69±0.03 |
Notes:
*
P<0.05;
**
P<0.01;
***
P<0.001. Values expressed as means ± SD (n=3).
Abbreviations: DSD, droplet-size distribution; D10, 10% droplets ≤ diameter in size; GSD, geometric SD; VMD, volume mean diameter.