Research Article
Application of Montgomery T-Tube Placement in Treating Cotton-Myer IV Subglottic Airway Atresia after Bi-Level Airway Recanalization
Table 3
Indexes of patients before and after surgery.
| Index | Before | After | value |
| Oxygen inhalation (%) | | | 0.001 | Yes | 8 (72.7) | 0 (0.0) | | No | 3 (27.3) | 11 (100) | | SpO2 (%) | | | 0.049 | Cough or expectoration (%) | 10 (90.9) | 1 (9.1) | 0.003 | Breathing difficulty (%) | | | 0.444 | Grade 1 | 1 (9.1) | 4 (36.4) | | Grade 2 | 2 (18.2) | 1 (9.1) | | Grade 3 | 1 (9.1) | 0 (0.0) | | Grade 4 | 1 (9.1) | 0 (0.0) | |
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