| ACI stages (μm) | Monodisperse aerosol size | |||||
| 1.5 μm | 3 μm | 6 μm | ||||
| FP (%) | R (%) | FP (%) | R (%) | FP (%) | R (%) | |
| 9.0–10.0 | 0.8 | 0 | 1.5 | 0 | 20.5 | 22.2 |
| 5.8–9.0 | 0.5 | 0 | 1.5 | 6.1 | 28.9 | 33.3 |
| 4.7–5.8 | 0.8 | 0 | 5.8 | 6.1 | 30.0 | 33.3 |
| 3.3–4.7 | 3.2 | 14.3 | 51.7 | 59.2 | 19.4 | 11.1 |
| 2.1–3.3 | 33.3 | 42.9 | 31.0 | 24.5 | 0 | 0 |
| 1.1–2.1 | 51.1 | 42.9 | 6.2 | 4.1 | 0 | 0 |
| 0.7–1.1 | 4.3 | 0 | 2.1 | 0 | 0 | 0 |
| 0.2–0.7 | 5.4 | 0 | 0.2 | 0 | 0 | 0 |
ACI, Andersen Cascade Impactor; FP, fluticasone propionate; R, radioactive count.