Table 5.
Distribution of type of maxillofacial trauma according to age group. São Luís, Brazil, 2019 (n = 400).
| Type of Maxillofacial Trauma | Age Group | ||||||
|---|---|---|---|---|---|---|---|
| 1–12 Years n (%) | 13–19 Years n (%) | 20–29 Years n (%) |
30–39 Years n (%) |
40–59 Years n (%) |
60–90 Years n (%) |
p * | |
| Frontal fracture | 0 (0.0) | 0 (0.0) | 2 (22.2) | 4 (44.4) | 3 (33.3) | 0 (0.0) | 0.329 |
| Mandibular fracture F | 1 (0.9) | 13 (11.8) | 43 (39.1) | 30 (27.3) | 18 (16.4) | 5 (4.5) | 0.346 |
| Maxillary fracture F | 0 (0.0) | 2 (5.0) | 15 (37.5) | 10 (25.0) | 8 (20.0) | 5 (12.5) | 0.743 |
| Zygomatic fracture G | 0 (0.0) | 2 (3.6) | 18 (32.1) | 21 (37.5) | 14 (25.0) | 1 (1.8) | 0.079 |
| Zygomatic–orbital fracture | 0 (0.0) | 0 (0.0) | 7 (41.2) | 6 (35.3) | 3 (17.6) | 1 (5.9) | 0.680 |
| Zygomatic–maxillary fracture | 0 (0.0) | 0 (0.0) | 6 (50.0) | 2 (16.7) | 2 (16.7) | 2 (16.7) | 0.518 |
| Orbital fracture | 0 (0.0) | 1 (6.7) | 7 (46.7) | 4 (26.7) | 3 (20.0) | 0 (0.0) | 0.762 |
| Nose fracture F | 0 (0.0) | 10 (14.1) | 25 (35.2) | 15 (21.1) | 13 (18.3) | 8 (11.3) | 0.112 |
| Nasoethmoid–orbital fracture | 0 (0.0) | 0 (0.0) | 5 (41.7) | 5 (41.7) | 1 (8.3) | 1 (8.3) | 0.624 |
| Compound fracture | 0 (0.0) | 0 (0.0) | 10 (52.6) | 5 (26.3) | 4 (21.1) | 0 (0.0) | 0.231 |
| Soft tissue injury | 1 (2.6) | 2 (5.1) | 17 (43.6) | 11 (28.2) | 3 (7.7) | 5 (12.8) | 0.179 |
F Simple fractures were combined with fractures of specific bones; G simple zygomatic fracture and zygomatic arch fracture; * likelihood ratio test.