Table 2.
The relation between bronchiectasis severity based on BSI score and the other study variables.
| BSI score = 7.2 ± 5.2 | ||||
|---|---|---|---|---|
| Mild (n = 46) | Moderate (n = 25) | Severe (n = 46) | p | |
| Age (years) | 47.1 | 56.1 | 57.2 | 0.003 |
| FVC (%) | 82.6 | 55.0 | 52.1 | <0.0001 |
| FEV1 (%) | 74.7 | 46.7 | 42.5 | <0.0001 |
| FEV1/FVC (%) | 74.4 | 71.0 | 65.8 | 0.020 |
| CRP (mg/L) | 6.8 | 12.9 | 12.5 | 0.001 |
| WBC (/mm3) | 8224 | 8631 | 8574 | 0.727 |
| N/L ratio | 2.36 | 2.40 | 2.08 | 0.456 |
| Smoking (pack-years) | 9.2 | 12.0 | 9.0 | 0.718 |
| BMI (kg/m2) | 29.5 | 25.4 | 26.2 | 0.008 |
| Exacerbations in previous year | 0.28 | 2.44 | 3.65 | <0.0001 |
| Number of hospitalizations in the last two years | 0.00 | 0.40 | 0.95 | <0.0001 |
FVC, forced vital capacity; FEV1, forced expiratory volume in 1 second; FEV1/FVC, forced expiratory volume in 1 second/forced vital capacity; N/L ratio, neutrophil/lymphocyte ratio; BMI, body mass index.