Open Access
Table III
Description of patients' characteristics and of jaw fractures according to gender.
| Men (n = 120) | Women (n = 22) | P-value | ||
|---|---|---|---|---|
| Centre, N (%) | Private hospital | 68 (56.7) | 10 (45.5) | 0.331 |
| Public hospital | 52 (43.3) | 12 (54.5) | ||
| Age (years) | Mean (SD) | 31.14 (14.18) | 36.50 (22.92) | 0.302 |
| Age in categories (years) | <18 | 12 (10.0) | 3 (13.6) | 0.673 |
| 18–29 | 57 (47.5) | 8 (36.4) | ||
| 30–39 | 20 (16.7) | 4 (18.2) | ||
| >=40 | 31 (25.8) | 7 (31.8) | ||
| Cause of fracture, N (%) | Assault | 73 (60.8) | 7 (31.8) | 0.014 |
| Fall | 30 (25.0) | 13 (59.1) | ||
| Road traffic accident | 13 (10.8) | 1 (4.5) | ||
| Other | 4 (3.3) | 1 (4.5) | ||
| Polytrauma, N (%) | No | 115 (95.8) | 21 (95.5) | 1.004 |
| Yes | 5 (4.2) | 1 (4.5) | ||
| Affected jaw, N (%) | Mandible | 114 (95.0) | 21 (95.5) | 1.004 |
| Maxilla | 6 (5.0) | 1 (4.5) | ||
| Number of fractures, N (%) | 1 | 51 (42.5) | 11 (50.0) | 0.511 |
| >1 | 69 (57.5) | 11 (50.0) | ||
| Anatomic distribution, N (%) | Angle only | 16 (13.3) | 0 (0.0) | 0.0034 |
| Body only | 11 (9.2) | 1 (4.5) | ||
| Condyle only | 8 (6.7) | 8 (36.4) | ||
| Symphysis only | 8 (6.7) | 1 (4.5) | ||
| Angle + body | 9 (7.5) | 2 (9.1) | ||
| Body + condyle | 3 (2.5) | 0 (0.0) | ||
| Symphysis + condyle | 10 (8.3) | 2 (9.1) | ||
| Symphysis + angle | 20 (16.7) | 0 (0.0) | ||
| Condyle + angle | 1 (0.8) | 0 (0.0) | ||
| Body + symphysis | 17 (14.2) | 3 (13.6) | ||
| Bicondyle | 4 (3.3) | 4 (18.2) | ||
| Biangle | 1 (0.8) | 0 (0.0) | ||
| Bisymphysis | 2 (1.7) | 0 (0.0) | ||
| Missing | 10 (8.3) | 1 (4.5) | ||
| Length of stay (days) | Mean (SD) | 1.79 (1.47) | 1.95 (2.66) | 0.782 |
| Length of stay in categories, N (%) | 0 | 10 (8.3) | 4 (18.2) | 0.313 |
| 1 | 44 (36.7) | 11 (50.0) | ||
| 2 | 42 (35.0) | 2 (9.1) | ||
| 3 ou plus | 16 (13.3) | 5 (22.7) | ||
| Missing | 8 (6.7) | 0 (0.0) | ||
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