TABLE 1.
CHARACTERISTICS OF PARTICIPANTS
| Characteristics | Baseline | Year 5 |
|---|---|---|
| Men | ||
| No. of participants | 3,592 | 3,343 |
| Spirometry, pre-BD, mean (SD) | ||
| FEV1% predicted | 75.2 (8.8) | 71.1 (12.3) |
| FVC% predicted | 96.6 (10.6) | 93.3 (12.0) |
| FEV1/FVC ratio | 62.7 (5.7) | 60.7 (7.8) |
| Spirometry, post-BD, mean (SD) | ||
| FEV1% predicted | 78.4 (9.2) | 75.0 (12.0) |
| FVC% predicted | 97.6 (10.6) | 95.9 (11.7) |
| FEV1/FVC ratio | 64.6 (6.2) | 62.4 (8.0) |
| Women | ||
| No. of participants | 2,132 | 1,992 |
| Spirometry, pre-BD, mean (SD) | ||
| FEV1% predicted | 75.1 (8.8) | 70.6 (12.7) |
| FVC% predicted | 97.3 (10.3) | 93.3 (12.6) |
| FEV1/FVC ratio | 63.3 (5.3) | 61.0 (7.4) |
| Spirometry, post-BD, mean (SD) | ||
| FEV1% predicted | 78.2 (9.0) | 74.8 (12.3) |
| FVC% predicted | 98.1 (10.4) | 96.3 (11.8) |
| FEV1/FVC ratio | 65.5 (5.9) | 62.8 (7.9) |
Definition of abbreviation: BD = bronchodilator.