Table 1.
Demographic and disease-related data of sample population
| Characteristic | Result |
|---|---|
| Gender | n (%) |
| Female | 65 (68.4) |
| Male | 30 (31.6) |
| Age | |
| Mean, y (SD) | 62.6 (14.8) |
| FEV1 % predicted | |
| Mean (SD)* | 80.9 (35.8) |
| Sputum microbiology | n (%) |
| Not recorded in past 6 months | 30 (31.6) |
| Pseudomonas aeruginosa | 17 (17.9) |
| Haemophilus influenzae | 13 (13.7) |
| Streptococcus pneumonia, | 1 (1.1) |
| Staphylococcus aureus | 0 (0) |
| Moraxella catarrhalis | 1 (1.1) |
| Escherichia coli | 1 (1.1) |
| No significant growth | 32 (33.7) |
| Number of comorbidities | n (%) |
| 0 | 19 (20.0) |
| 1 | 25 (26.3) |
| 2 | 24 (25.3) |
| 3 | 14 (14.7) |
| 4 | 10 (10.5) |
| 5 | 3 (3.2) |
| Median (IQR) | 2 (2) |
| Charlson comorbidity index (CCI) | n (%) |
| 0 | 52 (54.7) |
| 1 | 25 (26.3) |
| 2 | 11 (11.6) |
| 3 | 3 (3.2) |
| 4 | 3 (3.2) |
| 5 | 1 (1.1) |
| Median (IQR) | 0 (1) |
| Bronchiectasis aetiology and comorbidity index (BACI) | n (%) |
| Low risk (0) | 55 (57.9) |
| Intermediate risk (1–5) | 30 (31.6) |
| High risk (6 or more) | 10 (10.5) |
| Median (IQR) | 0 (5) |
SD standard deviation, IQR interquartile range
*Mean FEV1 missing for 42 patients