Table 9 Comparison of the pulmonary function before and after treatment (PEF)
Variable | Wilks’ Lambda | F | P |
|---|---|---|---|
Internal diameter of tracheal stenosis | |||
Scar hyperplasia (before treatment vs. Mid-term after treatment vs. Long-term after treatment) | 0.033 | 3.533 | 0.000 |
Repair under scar formation (before treatment vs. Mid-term after treatment vs. Long-term after treatment) | 0.027 | 6.464 | 0.000 |
Mature scars (before treatment vs. Mid-term after treatment vs. Long-term after treatment) | 0.046 | 3.847 | 0.000 |