Table 4.
Left-to-Right Ratios of Parameters Describing the Regional Deposition in the Lung from 3D Analysis
| Parameter | Mean | SEM | Significance of difference between left and right |
|---|---|---|---|
| Normalized central-to-peripheral ratio (3D) | 1.24 | 0.06 | <0.001 |
| Central to total spatial deposition fraction (3D) | 0.97 | 0.08 | NS |
| Normalized central to total spatial deposition fraction (3D) | 1.15 | 0.07 | <0.05 |
| Bronchial airways deposition fraction | 1.79 | 0.24 | <0.001 |
| Bronchial airways to total lung deposition fraction | 1.47 | 0.20 | 0.01 |
| Normalized bronchial airways to total lung deposition fraction | 1.79 | 0.26 | 0.001 |