Table 6.
BMI and FEV1 values for intervention and control group patients at each assessment point
| Control group | Intervention group | |||||
|---|---|---|---|---|---|---|
| Variables | Time | n | Mean (95%CI) | n | Mean (95%CI) | P* |
| FEV1 (l) | Baseline | 85 | 1.12 (0.98, 1.21) | 86 | 1.15 (0.99, 1.23) | 0.68 |
| 12 months | 72 | 1.05 (0.94, 1.17) | 71 | 1.19 (1.05, 1.31) | 0.13 | |
| BMI | Baseline | 85 | 27.4 (26.4, 29.0) | 86 | 28.7 (27.5, 30.0) | 0.12 |
| 6 months | 79 | 28.4 (27.2, 29.7) | 76 | 26.8 (25.6, 28.0) | 0.08 | |
| 12 months | 72 | 27.1 (25.8, 28.2) | 71 | 28.4 (27.3, 29.8) | 0.09 | |
*
t-test. BMI, body mass index; FEV1, forced expiratory volume in 1 s.