% Distribution based on Exacerbation History - (n)
| GOLD Quadrant | Exacerbation History | ||
| 0 | 1 | ≥2 | |
| A | 8.0% (83) | 1.3% (14) | 0% (0) |
| B | 35.4% (368) | 13.2% (137) | 0% (0) |
| C | 0.3% (3) | 0.1% (1) | 0.3% (3) |
| D | 5.0% (52) | 3.9% (41) | 32.5% (339) |
| Total | 48.6% (506) | 18.5% (193) | 32.9% (342) |