Variables | COPD | No COPD | p |
---|---|---|---|
% (95% C.I.) | % (95% C.I.) | ||
Sex | |||
Males | 60.3 (56.1–64.6) | 63.3 (62.1–64.6) | 0.058a |
Females | 49.4 (45.0–53.9) | 56.9 (55.6–58.1)* | 0.030a |
Age group | |||
40–64 | 62.5 (58.0–67.0) | 61.4 (60.3–62.4) | 0.623b |
≥ 65 | 49.0 (44.8–53.1) | 56.7 (55.1–58.3)* | < 0.001b |
OVERALL | 55.0 (51.9–58.1) | 59.9 (59.0–60.8)* | 0.011c |