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)