Coefficient (95% CI) | p>|t| | |
Baseline emphysema | Model R2 0.3287 | |
Baseline FEV1 | −5.91 (−6.24– −5.58) | <0.0001 |
Height | 0.15 (0.11–0.18) | <0.0001 |
Current smoking | −2.95 (−3.47– −2.44) | <0.0001 |
Female | −4.16 (−4.80– −3.53) | <0.0001 |
Age at recruitment | −0.075 (−0.11– −0.042) | <0.0001 |
Education beyond high school | −0.91 (−1.42– −0.40) | <0.0001 |
Lower income | −0.82 (−1.37– −0.27) | 0.004 |
African American | −2.21 (−2.81– −1.61) | <0.0001 |
Smoking pack-years | 0.012 (0.0023–0.022) | 0.015 |
Baseline gas trapping | Model R2 0.4874 | |
Baseline FEV1 | −14.67 (−15.30– −14.03) | <0.0001 |
Height | 0.39 (0.33–0.46) | <0.0001 |
Current smoking | −3.92 (−4.93– −2.92) | <0.0001 |
Female | −9.78 (−11.02– −8.54) | <0.0001 |
Age at recruitment | 0.74 (0.011–0.14) | 0.022 |
Education beyond high school | −1.38 (−2.36– −0.37) | 0.007 |
Lower income | 1.00 (−0.089–2.10) | 0.072 |
African American | −5.19 (−6.40– −3.99) | <0.0001 |
Smoking pack-years | 0.023 (0.0031–0.042) | 0.023 |
Baseline airway wall thickness | Model R2 0.2928 | |
Baseline FEV1 | −0.10 (−0.11– −0.095) | <0.0001 |
Height | 0.0036 (0.0027–0.0045) | <0.0001 |
Current smoking | 0.080 (0.066– 0.094) | <0.0001 |
Female | −0.18 (−0.20– −0.17) | <0.0001 |
Age at recruitment | −0.0020 (−0.0028– −0.0011) | <0.0001 |
Education beyond high school | −0.018 (−0.032– −0.0048) | 0.008 |
Lower income | 0.021 (0.0062– 0.036) | 0.005 |
African American | −0.07 (−0.083– −0.051) | <0.0001 |
Smoking pack-years | 0.00069 (0.00042–0.00095) | <0.0001 |
FEV1: forced expiratory volume in 1 s.