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Thirty-minute averaged aerosol concentration during each nebulisation event (using different facemasks and mouthpieces); mean and standard deviations over the three events.
| Nebuliser Type |
Facemask (µm) |
Unfiltered Mouthpiece (µm) | Filtered Mouthpiece (µm) |
|---|---|---|---|
| Jet Nebuliser | 1.338 ± 0.098 | 1.267 ± 0.07 | 1.155 ± 0.081 |
| Vibrating Mesh Nebuliser | 1.160 ± 0.205 | 0.890 ± 0.044 | 1.432 ± 0.241 |
