Table 1.
Baseline characteristics (n = 52)
| Age, years (mean, SD) | 51 (11) |
| Male (n) | 30 |
| Smoker (n) | 28 |
| Atopy (n, %) | 19 (36%) |
| Chronic rhinosinusitis (n, %) | 23 (45%) |
| Aspirin sensitivity (n, %) | 9 (18%) |
| Age of onset of symptoms, years (median, min–max) | 20 (9–45) |
| Years on prednisone prior to initial assessment (mean, SD) | 7.2 (6.6) |
| Number of courses of prednisone over past 2 years/patient/year (mean, SD) | 1.8 (1.2) |
| Height, cm (mean, SD) | 168.2 (10.2) |
| Weight, kg (mean, SD) | 80.8 (14.4) |
| Serum IgE, KIU/l (mean, SD) | 86 (18) |
| Blood eosinophil, ×103/l (mean, SD) | 0.4 (0.5) |
| ICS, µg (median) | 1500 |
| LABA (n) | 22 |
| LTRA (n) | 14 |