Table 3 Logistic regression analysis of self-reported ischemic disease, probable and possible ischemic heart disease by Whitehall criteria in relation to FEV₁ percent of predicted value among subjects with COPD. (significant values in bold)

OR

95 % CI

OR

95 % CI

OR

95 % CI

FEV1 % pred

0.13

0.03–0.48

0.10

0.01–0.79

0.41

0.11–1.48

FEV1 % pred^a

0.22

0.06–0.85

0.24

0.03–1.97

0.55

0.15–2.04