Demographic and clinical characteristics of individuals with COPD and the non-COPD population, Ontario, Canada
| Characteristic | COPD | Non-COPD population |
|---|---|---|
| N | 836 139 | 7 626 745 |
| Age, median (IQR) | 65 (55–76) | 52 (44–63) |
| Female, % | 423 521 (50.7) | 3 952 973 (51.8) |
| Urban (versus rural) residence, % | 703 647 (84.2) | 6 716 162 (88.1) |
| Socioeconomic status, %* | ||
| 1: lowest | 199 384 (23.8) | 1339.169 (17.8) |
| 2 | 184 446 (22.1) | 1 466 962 (19.2) |
| 3 | 159 694 (19.1) | 1 518 809 (19.9) |
| 4 | 149 992 (17.9) | 1 630 972 (21.4) |
| 5: highest | 139 351 (16.7) | 1 642 769 (21.5) |
| Cardiovascular disease, % | 158 338 (18.9) | 419 943 (5.5) |
| Lung cancer, % | 6310 (0.8) | 4700 (0.1) |
*Socioeconomic status data was missing for 0.4% of the COPD population and 0.4% of the non-COPD population.