Table 7 Adjusted odds ratios (ORs) for the presence of peripheral vascular dysfunction by tertiles of FEV1% predicted and by smoking
| Â | FEV1% predicted (%) | P for trend | ||
|---|---|---|---|---|
Tertile 1 | Tertile 2 | Tertile 3 | ||
Non-smoker | ||||
 Range, % | > 104.1 | 91.4–104.1 | < 91.4 |  |
 Number of participants | 344 | 344 | 345 |  |
 Presence of arterial stiffness, n (%) | 181 (53.6) | 211 (61.3) | 230 (66.7) |  |
 Crude OR (95% CI) | 1.00 | 1.43 (1.06–1.93)* | 1.80 (1.32–2.45)** | < 0.001 |
 Adjusted OR (95% CI) | 1.00 | 1.44 (1.00–2.07) | 1.35 (0.93–1.98) | 0.10 |
 Presence of PAD, n (%) | 2 (0.6) | 7 (2.0) | 8 (2.3) |  |
 Crude OR (95% CI) | 1.00 | 3.55 (0.73–17.22) | 4.06 (0.86–19.26) | 0.08 |
 Adjusted OR (95% CI) | 1.00 | 3.41 (0.69–16.86) | 3.85 (0.78–18.97) | 0.11 |
Ever-smoker | ||||
 Range, % | > 99.4 | 85.4–99.4 | < 85.4 |  |
 Number of participants | 165 | 165 | 165 |  |
 Presence of arterial stiffness, n (%) | 112 (67.9) | 112 (67.9) | 134 (81.2) |  |
 Crude OR (95% CI) | 1.00 | 1.00 (0.63–1.59) | 2.05 (1.23–3.40)** | 0.007 |
 Adjusted OR (95% CI) | 1.00 | 1.13 (0.65–1.96) | 2.09 (1.09–4.01)* | 0.03 |
 Presence of PAD, n (%) | 2 (1.2) | 4 (2.4) | 6 (3.6) |  |
 Crude OR (95% CI) | 1.00 | 2.02 (0.37–11.21) | 3.08 (0.61–15.47) | 0.16 |
 Adjusted OR (95% CI) | 1.00 | 2.56 (0.38–17.28) | 1.47 (0.21–10.11) | 0.81 |