Table 5 Distribution of midface fractures depending on etiology
Etiology of trauma | Total | |||||||
|---|---|---|---|---|---|---|---|---|
IPV | RTA | Domestic accident | Sports injury | Work acc | Fall | Animal attack | ||
Midface fractures | ||||||||
Absent | 428 | 25 | 27 | 15 | 7 | 95 | 29 | 626 |
71.5% | 29.4% | 45.8% | 41.7% | 46.7% | 60.1% | 51.8% | 62.2% | |
Le Fort I | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 4 |
0.0% | 0.0% | 1.7% | 0.0% | 0.0% | 1.3% | 1.8% | 0.4% | |
Le Fort II | 5 | 1 | 0 | 0 | 1 | 2 | 0 | 9 |
0.8% | 1.2% | 0.0% | 0.0% | 6.7% | 1.3% | 0.0% | 0.9% | |
Le Fort III | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 5 |
0.2% | 1.2% | 3.4% | 0.0% | 6.7% | 0.0% | 0.0% | 0.5% | |
Zygomatic | 88 | 19 | 10 | 11 | 2 | 29 | 13 | 172 |
14.6% | 22.4% | 16.9% | 30.6% | 13.3% | 18.4% | 23.2% | 17.1% | |
Nasal bones | 30 | 6 | 4 | 7 | 0 | 10 | 0 | 57 |
5.1% | 7.1% | 6.8% | 19.4% | 0.0% | 6.3% | 0.0% | 5.7% | |
Alveolar process | 9 | 6 | 4 | 1 | 0 | 4 | 3 | 27 |
1.5% | 7.1% | 6.8% | 2.8% | 0.0% | 2.5% | 5.4% | 2.7% | |
Orbit | 0 | 1 | 2 | 1 | 0 | 1 | 0 | 5 |
0.0% | 1.2% | 3.4% | 2.8% | 0.0% | 0.6% | 0.0% | 0.5% | |
Anterior maxillary sinus wall | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
0.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.1% | |
Multiple | 36 | 26 | 9 | 1 | 4 | 15 | 10 | 101 |
6.1% | 30.6% | 15.3% | 2.8% | 26.7% | 9.5% | 17.9% | 10.0% | |
Total P = 0.002 | 598 | 85 | 59 | 36 | 15 | 158 | 56 | 1007 |
100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |