Overall sample | Pi M | Pi heterozygotes | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Urinary cotinine | Urinary cotinine | Urinary cotinine | ||||||||
Low | High | Low | High | Low | High | |||||
Beta | 95% CI | Beta | 95% CI | Beta | 95% CI | Beta | 95% CI | |||
Covariates in the models: age, sex, BMI, height, urinary cotinine (below or above the median value). | ||||||||||
FVC (l) | Ref | −0.01 | −0.06 to 0.04 | Ref | −0.01 | −0.06 to 0.04 | 0.08 | −0.07 to 0.22 | −0.01 | −0.15 to 0.13 |
FEV1 (l) | Ref | −0.03 | −0.08 to 0.01 | Ref | −0.03 | −0.07 to 0.02 | 0.06 | −0.07 to 0.20 | −0.08 | −0.21 to 0.05 |
FEV1/FVC (%) | Ref | −0.62 | −1.3 to 0.03 | Ref | −0.53 | −1.21 to 0.14 | 0.07 | −1.91 to 2.05 | −2.16 | −4.04 to −0.27 |
FEF25–75 (l/s) | Ref | −0.10 | −0.20 to 0.00 | Ref | −0.07 | −0.18 to 0.03 | 0.12 | −0.19 to 0.43 | −0.36 | −0.64 to −0.06 |
FEF50 (l/s) | Ref | −0.09 | −0.20 to 0.02 | Ref | −0.08 | −0.19 to 0.03 | −0.08 | −0.43 to 0.27 | −0.35 | −0.66 to −0.03 |
PEF (l/s) | Ref | −0.06 | −0.19 to 0.07 | Ref | −0.04 | −0.18 to 0.09 | 0.23 | −0.16 to 0.62 | −0.11 | −0.47 to 0.26 |
FEF75 (l/s) | Ref | −0.13 | −0.22 to −0.03 | Ref | −0.12 | −0.21 to 0.02 | −0.06 | −0.34 to 0.23 | −0.28 | −0.54 to −0.02 |