Table 2.
Demographic features of the study population.
| Categories | n | Age (Year) | Female/ Male | Number of procedures | Procedure number per case | Type of anesthesia | Numberof stents % | |
| Malignant stenosis | Lung tumors | 550 | 58.0 ± 11.8 | 82/468 | 834 | 1.51 ± 1.06 | GA | 176/32 |
| Metastasis/ invasion | 67 | 58.7 ± 14.2 | 34/33 | 119 | 1.77 ± 1.27 | GA | 31/46.3 | |
| Benign stenosis | Benign tumors | 46 | 53.2 ± 15 | 11/35 | 82 | 1.78 ± 1.28 | GA | … |
| Postintubation tracheal stenosis (PITS) | 111 | 53.4 ± 17 | 54/57 | 281 | 2.51 ± 2.56 | GA | 50/46.8 | |
| Fibrostenosis | 20 | 44.2 ± 10.5 | 6/14 | 54 | 2.70 ± 3.37 | GA | 6/30 | |
| Posttransplantation stenosis | 13 | 42.7 ± 16.3 | 2/11 | 25 | 1.92 ± 1.11 | GA | 3/2.3 | |
| Tracheobronchomalacia | 18 | 67.7 ± 11.5 | 7/11 | 46 | 2.55 ± 1.75 | GA | 1583.4 | |
| Posttracheostomy tracheal stenosis | 26 | 55 ± 14.5 | 12/14 | 75 | 2.88 ± 3.01 | GA | 20.8 | |
| Interventional diagnostic bronchoscopies | 144 | 58.4 ± 13.9 | 43/101 | 164 | 1.32 ± 0.47 | GA | … | |
| Hemoptysis | 106 | 52.8 ± 16.9 | 20/86 | 106 | 1 | GA | … | |
| Foreign body aspiration | 35 | 50.3 ± 19.7 | 13/22 | 35 | 1 | GA | … | |
| Transbronchial cryobiopsy | 59 | 53.5 ± 13.7 | 30/20 | 59 | 1 | GA | … | |
| Bronchoscopic lung volume reduction | 67 | 62.8 ± 7.3 | 7/60 | 67 | 1 | GA*/MS | … | |
| Medical thoracoscopy | 37 | 50.94 ± 15.38 | 11/26 | 37 | 1 | MS | … | |
| Pulmonary alveolar proteinosis | 17 | 34.8 ± 8.7 | 7/10 | 45 | 2.64 ± 1.45 | GA | ... | |
Abbreviations: PITS = Postintubation tracheal stenosis, PTTS = Posttracheostomy Tracheal stenosis, TBM = Tracheobronchomalacia, FBA = Foreign body aspiration, PAP = Pulmonary alveolar proteinosis. BLVR = Bronchoscopic lung volume reduction, TBCB = Transbronchial cryobiopsy, MT = Medical thoracoscopy, GA = General anesthesia, MS = Moderate sedation, *Coil procedure.