Table 1. Characteristics of study population.
| Case | Age | Sex | Endotracheal tube | Intubation reason | Symptoms/radiology | Laceration length (cm) | Laceration depth |
Tracheal location | Time to diagnosis (hours) | Ventilation | Results | Follow-up (months) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 57 | F | Single lumen/elective | Breast cancer | Subcutaneous emphysema, hemoptysis/pneumomediastinum | 3 | Muscularis mucosa | Mid | 7 | Spontaneous | Success | 21 |
| 2 | 71 | M | Single lumen/elective | Lumbar disc herniation | Subcutaneous emphysema, hemoptysis/pneumomediastinum | 3 | Muscularis mucosa | Mid | 37 | Spontaneous | Success | 20 |
| 3 | 75 | F | Single lumen/elective | Lumbar disc herniation | Subcutaneous emphysema/pneumomediastinum | 4 | Submucosa | Upper | 35 | Spontaneous | Success | 19 |
| 4 | 73 | F | Single lumen/elective | Vocal Cord Polyp | Subcutaneous emphysema, hemoptysis/pneumomediastinum | 5 | Muscularis mucosa | Carina and right main bronchus | 5 | Mechanical | Unsuccess, surgical repair through right thoracotomy | 15 |
| 5 | 67 | F | Single lumen/elective | Renal cancer | Subcutaneous emphysema/pneumomediastinum | 3 | mucosa | Mid | 5 | Spontaneous | Success | 10 |
| 6 | 77 | F | Single lumen/elective | Breast cancer | Subcutaneous emphysema/pneumomediastinum | 4 | Submucosa | Upper | 9 | Spontaneous | Success | 8 |