FEV1 % change | Δ R20 | Δ R5–20 | Δ X5 | |||||
ρ | p-value | ρ | p-value | ρ | p-value | ρ | p-value | |
Inflammatory cells | ||||||||
Neutrophils | 0.02 | ns | 0.09 | ns | −0.30 | ns | 0.40 | ns |
Chemokines | ||||||||
IL-8 | 0.12 | ns | 0.04 | ns | −0.51 | 0.021 | 0.71 | <0.001# |
Eotaxin | 0.26 | ns | −0.13 | ns | −0.52 | 0.016 | 0.66 | 0.001# |
Fractalkine | 0.28 | ns | −0.02 | ns | −0.58 | 0.006 | 0.65 | 0.001# |
IL-12 p70 | 0.28 | ns | −0.03 | ns | −0.47 | 0.032 | 0.56 | 0.008# |
TGF-α | 0.26 | ns | −0.06 | ns | −0.39 | ns | 0.56 | 0.008# |
FEV1: forced expiratory volume in 1 s; Rx: resistance at x Hz; X5: dynamic elastance at 5 Hz; IL: interleukin; TGF: transforming growth factor; ns: nonsignificant. #: statistically significant after correction for multiple comparisons.