Table 2.
COPD prevalence according to age, gender, and COPD definition criteria*
| Spirometry: Postbronchodilator FEV1/FVC < 70% |
COPD definition criteria Medical: Prior medical diagnosis |
Clinical: Chronic bronchitis | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Age, yr | Female | Male | Total† | Female | Male | Total | Female | Male | Total†† |
| <55 | 4 (2.4) | 3 (3.0) | 7(2.6) | 3(1.8) | 1(1.0) | 4(1.5) | 30(16.0) | 17(15.0) | 47(15.7) |
| ≥55 | 11(6.5) | 9 (8.9) | 20(7.4) | 4(2.4) | 3(3.0) | 7(2.6) | 16(8.6) | 4(3.5) | 20(6.7) |
| Total | 15(8.9) | 12(11.9) | 27(10) | 7(4.1) | 4(4.0) | 11(4.1) | 46(24.6) | 21(18.6) | 67(22.3) |
| 95% CI | 4.6-13.2 | 7.0-16.8 | 6.4-13.6 | 1.1-7.1 | 1.0-7.0 | 1.7-6.5 | 19.7-29.5 | 14.2-23.0 | 17.6-27 |
*
Data are presented as No. (%) unless otherwise indicated.
†
Within participants aged over 40 with successful Spirometry (270)
††
Within participants aged over 40 (300)