Characteristic | Unit | Baseline n = 220ᵃ | Year 2 n = 200 |
Mean age (±SD) | Years | 57.7 (±10.6) | 59 (±10) |
Women proportion | % (numbers) | 59 (130/220) | 59.5 (119/200) |
Mean duration of disease (±SD) | Years | 8.2 (±6.6) | 11.4 (±6.6) |
Current smoker | % | 34.9 (29.5% of females) | 36.1 (37.3% of females) |