No. of other classes | No. (%) of patients n = 10 043 |
---|---|
0 | 1687* (16.8) |
1 | 2090 (20.8) |
2 | 2643 (26.3) |
3 | 2329 (23.2) |
≥ 4 | 1294 (12.9) |
Note: COPD = chronic obstructive pulmonary disease. * Of 1687 patients with COPD, 1372 (81.3%) were taking non-COPD medications and 315 (18.7%) were not taking any medications.