Table 1
| Indices | After 1 month | After 6 months | After 9 months | After 12 months |
|---|---|---|---|---|
| FVC, % of predicted | 74.7±2.8 | 82.9±2.5 | 90.7±2.4* | 94.4±2.3* |
| FEV1, % of predicted | 79.6±2.6 | 79.8±2.8 | 82.7±2.3 | 87.1±2.4* |
| FEV1/FVC, % | 88.4±2.7 | 74.9±2.7* | 76.8±2.1* | 76.3±2.4* |
*p Wilcoxon <0.05.