Table 8 Adjusted odds ratios (ORs) for the presence of peripheral vascular dysfunction by tertiles of FVC% predicted and by smoking
| Â | FVC% predicted (%) | P for trend | ||
|---|---|---|---|---|
Tertile 1 | Tertile 2 | Tertile 3 | ||
Non-smoker | ||||
 Range, % | > 102.6 | 90.8–102.6 | < 90.8 |  |
 Number of participants | 344 | 344 | 345 |  |
 Presence of arterial stiffness, n (%) | 176 (51.2) | 204 (59.3) | 242 (70.1) |  |
 Crude OR (95% CI) | 1.00 | 1.39 (1.03–1.88)* | 2.24 (1.64–3.07)** | < 0.001 |
 Adjusted OR (95% CI) | 1.00 | 1.17 (0.82–1.68) | 1.37 (0.94–2.01) | 0.10 |
 Presence of PAD, n (%) | 4 (1.2) | 4 (1.2) | 9 (2.6) |  |
 Crude OR (95% CI) | 1.00 | 1.00 (0.25–4.03) | 2.23 (0.77–6.49) | 0.14 |
 Adjusted OR (95% CI) | 1.00 | 0.91 (0.22–3.78) | 2.09 (0.61–7.24) | 0.20 |
Ever-smoker | ||||
 Range, % | > 100.0 | 87.0–100.0 | < 87.0 |  |
 Number of participants | 165 | 165 | 165 |  |
 Presence of arterial stiffness, n (%) | 109 (66.1) | 115 (69.7) | 134 (81.2) |  |
 Crude OR (95% CI) | 1.00 | 1.18 (0.74–1.88) | 2.22 (1.34–3.68)* | 0.002 |
 Adjusted OR (95% CI) | 1.00 | 1.07 (0.61–1.87) | 1.98 (1.08–3.61)* | 0.03 |
 Presence of PAD, n (%) | 3 (1.8) | 3 (1.8) | 6 (3.6) |  |
 Crude OR (95% CI) | 1.00 | 1.00 (0.20–5.03) | 2.04 (0.50–8.29) | 0.29 |
 Adjusted OR (95% CI) | 1.00 | 1.19 (0.22–6.54) | 1.10 (0.23–5.05) | 0.91 |