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Spearman rank comparison between change in pulmonary function test volumes and change in functional imaging volumes
| ΔVtot | ΔVcentr | ΔVdist | |
|---|---|---|---|
| ΔRV (L) | −0.32 | −0.08 | −0.29 |
| P | 0.04 | 0.8 | 0.4 |
| ΔRV (%) | −0.46 | −0.26 | −0.39 |
| P | 0.2 | 0.5 | 0.3 |
| ΔFRC | −0.46 | −0.26 | −0.39 |
| P | 0.2 | 0.5 | 0.3 |
Abbreviations: RV, residual volume; FRC, functional residual capacity; Vtot, total volume of the segmented airways; Vcentr, volume of the central airways until the third bifurcation.
