FEV1(l) | FVC (l) | |
Constant12-150 | 3.79 (82.1) | 4.90 (92.0) |
Age (y) | −0.029 (−8.7) | −0.025 (−6.5) |
Height (cm) | 0.037 (7.6) | 0.058 (10.4) |
Weight (kg) | −0.003 (−1.5) | −0.005 (−2.4) |
Current smokersv non-smokers12-151 | −0.158 (−3.2) | −0.096 (−1.7) |
Ex-smokersv non-smokers12-151 | −0.010 (−0.2) | 0.003 (0.0) |
Add age for current smokers | −0.003 (−0.7) | 0.002 (0.3) |
Add age for ex-smokers | −0.010 (−2.1) | −0.005 (−0.9) |
Pack-years (current smokers, ×10−3)12-152 | −0.018 (−2.8) | −0.009 (−1.3) |
Pack-years (ex-smokers, ×10−3)12-152 | −0.017 (−2.4) | −0.016 (−2.0) |
France vUK | 0.002 (−0.0) | −0.271 (−4.7) |
Germanyv UK | −0.034 (−0.3) | −0.405 (−3.1) |
Additional age slope (France) | 0.012 (3.2) | 0.010 (2.4) |
Additional age slope (Germany) | 0.006 (0.8) | −0.001 (−0.1) |
Additional height slope (France) | 0.020 (3.1) | 0.020 (2.7) |
Additional height slope (Germany) | 0.004 (0.3) | 0.001 (0.1) |
↵12-150 Constant refers to a 40 year old non-smoker, height 170 cm, weight 75 kg, from the United Kingdom.
↵12-151 Smoking intercepts refer to smokers with cumulative amount smoked (pack-year) of 4000.
↵12-152 Pack-year=total number of packs of 20 cigarettes smoked.
Results from linear regression models showing coefficient (t value).