Table 2.
One-year mortality according to exacerbation rate in the previous year
| All | Non-exacerbators | Infrequent exacerbators | Frequent exacerbators | Severe exacerbators | |
|---|---|---|---|---|---|
| 2004 | 13.2% (2606 of 19,752) | 11.1% (1536 of 13,835) | 18.1% (1070 of 5917) | 19.0% (1873 of 9853) | |
| 2005 | 11.8% (2015 of 17,146) | 8.9% (896 of 10,078) | 13.0% (489 of 3760) | 19.0% (630 of 3308) | 23.0% (858 of 3736) |
| 2006 | 11.0% (1662 of 15,131) | 8.2% (768 of 9335) | 12.6% (394 of 3139) | 18.8% (500 of 2657) | 22.7% (692 of 3046) |
| 2007 | 11.1% (1499 of 13,469) | 8.5% (729 of 8572) | 13.7% (366 of 2670) | 18.1% (404 of 2227) | 23.4% (571 of 2441) |
| 2008 | 10.6% (1267 of 11,970) | 7.9% (613 of 7722) | 13.1% (299 of 2279) | 18.0% (355 of 1969) | 23.8% (501 of 2105) |
| 2009 | 11.1% (1188 of 10,703) | 8.3% (591 of 7092) | 13.4% (255 of 1898) | 20.0% (342 of 1713) | 25.0% (437 of 1748) |
| 2010 | 10.4% (985 of 9515) | 7.8% (491 of 6292) | 13.1% (219 of 1673) | 17.7% (275 of 1550) | 22.7% (343 of 1513) |
| 2011 | 9.9% (843 of 8530) | 7.1% (408 of 5708) | 13.8% (203 of 1476) | 17.2% (232 of 1346) | 23.0% (294 of 1276) |
| 2012 | 10.2% (783 of 7687) | 7.6% (390 of 5143) | 12.6% (172 of 1370) | 18.8% (221 of 1174) | 24.8% (281 of 1132) |
Non-exacerbators (0 exacerbation in the previous year)
Infrequent exacerbators (1 exacerbation in the previous year)
Frequent exacerbators (≥2 exacerbations in the previous year)
Severe exacerbators (≥1 hospitalization with COPD in the previous year)