Table 1.
Characteristics of study participants included in the sample: (A) used to fit the predictive model; (B) used to fit the long-term cross-sectional model.
| (A) Sample of the predictive model | ||
|---|---|---|
| SAP1, SAP2 | SAP2, SAP3 | |
| N = 2,850 | ||
| Sex at s2, % female | 49.35 | |
| Mean (s1, s2) Age, years (mean; SD) |
44.71 (10.81) | |
| Mean (s1, s2) Height, cm (mean; SD) |
170.11 (8.85) | |
| Mean (s1, s2) Weight, kga (mean; SD) |
71.64 (13.25) | |
| Mean (s1, s2) BMI, kg/m2 (mean; SD) | 24.44 (3.54) | |
| Packyears of cigarettes at s2 (mean; SD) | 10.47 (17.13) | |
| Mean (s2, s3) FEF2575, mlb (mean; SD) |
2.58 (1.08) (N = 2,936) |
|
| Mean (s2, s3) FEV1/FVC2 (mean; SD) | 0.74 (0.07) (N = 2,939) |
|
| Asthma up to s2 (% doctor diagnosed asthma) | 10.30 | |
| (B) Sample of the long-term model | ||
| SAP1, SAP2, SAP3 | ||
| N = 2,728 | ||
| Sex at s2, % female | 50.53 | |
| Mean (s1, s2, s3) Age, years (mean; SD) |
49.43 (10.78) | |
| Mean (s1, s2, s3) Height, cm (mean; SD) |
169.63 (8.87) | |
| Mean (s1, s2, s3) Weight, kga (mean; SD) |
72.02 (13.21) | |
| Mean (s1, s2, s3) BMI, kg/m2 (mean; SD) | 24.95 (3.68) | |
| Packyears of cigarettes at s3 (mean; SD) | 11.48 (18.74) | |
| Mean (s1, s2, s3) FEF2575, mlb (mean; SD) |
2.89 (1.07) | |
| Mean (s1, s2, s3) FEV1/FVC2 (mean; SD) | 0.76 (0.06) | |
| Asthma (% doctor diagnosed asthma ever) | 13.35 | |
a
Weight was self-reported at baseline, and measured at follow-up.
b
Lung function at SAP3 was corrected for change in spirometry device (33).