Difference in inflammatory markers detected in bronchoalveolar lavage and presence of structural lung disease detected by computed tomography scans by age group
| <2 years | 2–5 years | >5 years | ||||
| OR (95% CI) | p-value | OR (95% CI) | p-value | OR (95% CI) | p-value | |
| NE presence | 3.11 (1.62–5.95) | 0.01# | 1.43 (0.81–2.55) | 0.22 | 0.70 (0.34–1.46) | 0.34 |
| IL-8 presence | 1.24 (0.57–2.72) | 0.59 | 0.85 (0.31–2.40) | 0.76 | 2.53 (0.25–25.58) | 0.43 |
| Bronchiectasis presence | 1.30 (0.70–2.42) | 0.41 | 2.02 (1.21–3.38) | 0.01# | 1.68 (0.57–4.93) | 0.35 |
| Air trapping presence | 1.98 (1.09–3.60) | 0.03# | 2.53 (1.42–4.51) | 0.01# | 1.18 (0.41–3.34) | 0.76 |
| Bronchial wall thickening presence | 1.05 (0.58–1.90) | 0.87 | 1.32 (0.60–2.86) | 0.49 | 1.33 (0.27–6.54) | 0.73 |
| Mucus plugging presence | 1.36 (0.51–3.65) | 0.54 | 1.44 (0.34–6.08) | 0.62 | ||
OR: odds ratio; NE: neutrophil elastase; IL: interleukin. #: p<0.05.