Table 1.
Patient characteristics.
| 2005 N (%) |
2014 N (%) |
|
|---|---|---|
| Sex | ||
| Male | 451 (41%) | 584 (44%) |
| Female | 638 (59%) | 745 (56%) |
| Age | ||
| <60 | 242 (22%) | 167 (13%) |
| 60–69 | 5427 (48%) | 553 (42%) |
| ≥70 | 320 (30%) | 609 (46%) |
| Current daily smoking | ||
| No | 779 (72%) | 961 (74%) |
| Yes | 308 (28%) | 345 (26%) |
| Education | ||
| Low | 734 (69%) | 1030 (79%) |
| High | 333 (31%) | 269 (21%) |
| Body mass index | ||
| <20.0 | 117 (11%) | 82 (6%) |
| 20.0–24.9 | 368 (35%) | 315 (24%) |
| 25.0–29.9 | 362 (34%) | 522 (41%) |
| ≥30 | 206 (20%) | 370 (29%) |
| Symptom level | ||
| CCQ <1.0 | 748 (79%) | 856 (77%) |
| CCQ ≥1.0 | 201 (21%) | 249 (23%) |
| CAT <10 | – | 806 (66%) |
| CAT ≥10 | 423 (34%) | |
| Exacerbations in the last 6 months | ||
| 0 | 673 (68%) | 848 (66%) |
| ≥1 | 368 (32%) | 446 (34%) |
| Specific responsible doctor | 524 (48%) | 534 (42%) |
Patient characteristics in respective cohort 2005 and 2014, reported as numbers and column percentages. High education denotes at least two years beyond the compulsory nine years of school in Sweden. CCQ = Clinical COPD Questionnaire; CAT = COPD Assessment Test.