Risk factors associated with airway colonisation by PPMs
| p Value | OR (CI) | |
|---|---|---|
| OR=odds ratio; CI=confidence interval. OR is shown only in variables which were significant on univariate analysis. | ||
| *Corticosteroid treatment included patients with both inhaled or oral corticosteroid treatment. NS=not significant. | ||
| Univariate analysis | ||
| Smoking status | NS | |
| Chronic expectoration | 0.006 | 3.92 (1.44 to 10.62) |
| Expectoration | NS | |
| Haemoptysis | NS | |
| Early diagnosis | 0.002 | 4.40 (1.66 to 11.65) |
| Type of bronchiectasis | 0.007 | 5.57 (1.43 to 21.14) |
| HRCT score (%) | NS | |
| Inflammatory infiltrates (CT scan) | NS | |
| Sinusitis (CT scan) | 0.025 | 4.40 (1.15 to 16.81) |
| FEV1 <80% predicted | 0.001 | 5.47 (1.97 to 15.12) |
| Corticosteroid treatment* | NS | |
| Multivariate analysis | ||
| Diagnosis (before and after 14 years) | 3.92 (1.29 to 11.95) | |
| FEV1 <80% predicted | 3.91 (1.30 to 11.78) | |
| Type of bronchiectasis | 4.80 (1.11 to 21.46) | |