Table 1 Patient Demographics and Surgical Results
| Â | Patient 1 | Patient 2 | Patient 3 | Patient 4 |
|---|---|---|---|---|
Lesion | ||||
 Trapped lung | Y | Y |  | Y |
 Trapped diaphragm |  |  | Y |  |
Demographics | ||||
 Age | 48 | 52 | 62 | 22 |
 Sex | M | M | M | F |
Injury | ||||
 Mechanism of trauma | MSC | MSC | MSC | MSC |
 The direction of force | LC | LC | LC | LC |
 Laterality of injury | Left | Left | Left | Left |
 Fractured ribs | 2nd-6th | 4th–8th | 2nd-12th | 3th–5th |
 Trapped area | 6th | 6th, 7th | 9th, 10th | 5th |
 Location | Lateral | Posterior | Posterior | Anterior |
 Chest AIS | 4 | 4 | 4 | 3 |
 ISS | 20 | 20 | 21 | 9 |
Surgical results | ||||
 Hospital admission | ED | OPD | OPD | OPD |
 Timing (day) | 5 | 19 | 33 | 31 |
 Operated ribs | 6th | 5th–7th | 9th, 10th | 3rd-5th |
 Follow-up (month) | 20 | 18 | 16 | 10 |