| Estimated slopes per 1-SD higher of the APDQSb | |
---|---|---|
ß ± SE | P-value | |
FVC, % predicted | Â | |
 Year 0 | 1.33 ± 0.20 |  < 0.001 |
 Year 2 | 1.16 ± 0.19 |  < 0.001 |
 Year 5 | 1.22 ± 0.19 |  < 0.001 |
 Year 10 | 1.38 ± 0.21 |  < 0.001 |
 Year 20 | 1.18 ± 0.23 |  < 0.001 |
 Year 30 | 1.35 ± 0.24 |  < 0.001 |
FEV1, % predicted | Â | |
 Year 0 | 1.06 ± 0.21 |  < 0.001 |
 Year 2 | 1.15 ± 0.21 |  < 0.001 |
 Year 5 | 1.13 ± 0.20 |  < 0.001 |
 Year 10 | 1.31 ± 0.23 |  < 0.001 |
 Year 20 | 1.11 ± 0.25 |  < 0.001 |
 Year 30 | 1.27 ± 0.26 |  < 0.001 |
FEV1/FVC ratio, % | Â | |
 Year 0 | − 0.39 ± 0.13 | 0.003 |
 Year 2 | − 0.11 ± 0.13 | 0.37 |
 Year 5 | − 0.20 ± 0.12 | 0.10 |
 Year 10 | − 0.14 ± 0.14 | 0.32 |
 Year 20 | − 0.18 ± 0.15 | 0.23 |
 Year 30 | − 0.21 ± 0.16 | 0.18 |