| Multiple rib fracture: no surgical intervention or epidural nerve block |
407 |
446 |
| Pulmonary contusion: no mechanical ventilation but observed >24 h |
175 |
236 |
| Spinal fracture: no surgical intervention |
123 |
77 |
| Pneumothorax: no chest tube but observed >24 h |
112 |
126 |
| Sternal fracture: no surgical intervention |
110 |
123 |
| Scapular fracture: no surgical intervention |
66 |
64 |
| Hemothorax: no chest tube but observed >24 h |
42 |
23 |
| Pneumomediastinum without pneumothorax: no surgical intervention but observed >24 h |
33 |
20 |
| Mediastinal hematoma: no surgical intervention but observed >24 h |
29 |
36 |
| Other minor thoracic injury |
9 |
0 |
| Pericardial hematoma: no pericardiocentesis or surgical intervention but observed >24 h |
3 |
3 |
| Esophageal injury: no surgical intervention but observed >24 h |
0 |
1 |
