Table 2.
Baseline comorbidities
| Regular OCS use n = 223 | Periodic OCS use n = 3054 | No OCS use n = 12,160 | P-value | |
|---|---|---|---|---|
| Rhinitis, n (%) | 34 (15.2) | 660 (21.6) | 2181 (17.9) | < 0.001 |
| Nasal polyps, n (%) | 11 (4.9) | 147 (4.8) | 231 (1.9) | < 0.001 |
| Other acute lower respiratory infections, n (%) | 60 (26.9) | 938 (30.7) | 2633 (21.7) | < 0.001 |
| COPD, n (%) | 62 (27.8) | 423 (13.9) | 999 (8.2) | < 0.001 |
| Pneumonia, n (%) | 47 (21.1) | 527 (17.3) | 1426 (11.7) | < 0.001 |
| Diabetes type 2, n (%) | 26 (11.7) | 170 (5.6) | 662 (5.4) | 0.002 |
| Hypertensive diseases, n (%) | 88 (39.5) | 696 (22.8) | 2596 (21.3) | < 0.001 |
| Ischaemic heart disease, n (%) | 43 (19.3) | 237 (7.8) | 793 (6.5) | < 0.001 |
| Heart failure, n (%) | 35 (15.7) | 160 (5.2) | 425 (3.5) | < 0.001 |
| Malignant neoplasm, n (%) | 2 (0.9) | 1 (0.0) | 7 (0.1) | 0.023 |
| Cerebrovascular diseases, n (%) | 17 (7.6) | 70 (2.3) | 297 (2.4) | < 0.001 |
| Depression, n (%) | 39 (17.5) | 449 (14.7) | 1623 (13.3) | 0.042 |
| Osteoporosis, n (%) | 23 (10.3) | 72 (2.4) | 218 (1.8) | < 0.001 |