Table 2.
Bronchoscopy indications and findings
| Variables | HFNC (n=53) | COT (n=49) | P value |
| FB examination indications, n (%) | |||
| Pulmonary atelectasis | 18 (34) | 15 (31) | 0.214* |
| Respiratory distress | 13 (25) | 14 (29) | |
| Increased oxygen demand | 7 (13) | 6 (12) | |
| Suspected airway anomalies | 6 (11) | 6 (12) | |
| Stridor | 9 (17) | 8 (16) | |
| Findings of FB examination, n (%) | |||
| Tracheobronchitis | 23 (43) | 25 (51) | 0.473* |
| Tracheomalacia | 13 (25) | 10 (20) | |
| Laryngomalacia | 5 (9) | 4 (8) | |
| Subglottic stenosis | 5 (9) | 4 (8) | |
| Tracheal stenosis | 4 (8) | 4 (8) | |
| Vocal cord paralysis | 3 (6) | 2 (4) | |
*P values were obtained using χ2 analysis.
COT, conventional oxygen therapy; FB, fibreoptic bronchoscopy; HFNC, high-flow nasal cannula oxygen.