Table 1.
Patient Characteristics
| Characteristics | Data |
|---|---|
| N | 124 |
| Age, yr, mean (SD) | 69.1 (10.7) |
| Sex, F, % | 53.2 |
| BSI | |
| Mean (SD) | 7.8 (4.2) |
| Mild, n (%) | 30 (24.2) |
| Moderate, n (%) | 56 (45.2) |
| Severe, n (%) | 38 (30.6) |
| Exacerbation, frequency/yr, mean (SD) | 2.6 (2.1) |
| FEV1% predicted, mean (SD) | 78.1 (25.5) |
| Etiology, n (%) | |
| Idiopathic | 82 (66.1) |
| COPD | 16 (12.9) |
| Postinfective | 8 (6.5) |
| Inflammatory bowel disease | 4 (3.2) |
| Immunodeficiency | 3 (2.4) |
| ABPA* | 2 (1.6) |
| Rheumatoid arthritis | 2 (1.6) |
| PCD | 1 (0.8) |
| Aspiration | 1 (0.8) |
| Young syndrome | 1 (0.8) |
| Asthma | 1 (0.8) |
| GERD | 1 (0.8) |
| Hematological malignancy | 1 (0.8) |
| Other | 1 (0.8) |
| Smoking, n (%) | |
| Current smoker | 12 (9.7) |
| Ex-smoker | 52 (41.9) |
| Never smoker | 60 (48.4) |
| Antibiotics, n (%) | |
| Long-term macrolides | 27 (21.8) |
| Inhaled | 5 (4) |
Definition of abbreviations: ABPA = allergic bronchopulmonary aspergillosis; BSI = Bronchiectasis Severity Index; COPD = chronic obstructive pulmonary disease; GERD = gastroesophageal reflux disease; PCD = primary ciliary dyskinesia.
*
These patients had previously treated ABPA rather than active disease.