Patients who received psychiatric intervention | Patients without psychiatric intervention | P-value | |||||
---|---|---|---|---|---|---|---|
n | % | % of n | n | % | % of n | ||
Patient-related | 61 | 7.6 | 746 | 92.4 | |||
Age | 0.011 | ||||||
Average | 38.2 (SD = 11.0) | 34.6 (SD = 12.1) | |||||
Median | 37.5 | 32.0 | |||||
Interquartile range (IQR) | 27.0; 46.3 | 24.7; 42.2 | |||||
Range | 20.1; 62.2 | 18.0; 87.4 | |||||
Sex | 0.264 | ||||||
Male | 52 | 85.2 | 6.4 | 670 | 89.8 | 83.0 | |
Female | 9 | 14.8 | 1.1 | 76 | 10.2 | 9.4 | |
Psychiatric history (yes) | 29 | 47.5 | 3.6 | 176 | 23.6 | 21.8 | < 0.001 |
Severe (SMI) | 12 | 19.7 | 1.5 | 39 | 5.2 | 4.8 | < 0.001 |
No | 32 | 52.5 | 4.0 | 570 | 76.4 | 70.6 | |
History of substance abuse | 0.001 | ||||||
Yes (alcohol and/or substance abuse) | 31 | 50.8 | 3.8 | 221 | 29.6 | 27.4 | |
No | 30 | 49.2 | 3.7 | 525 | 70.4 | 65.1 | |
Assault-related | |||||||
Perpetrator | 0.805 | ||||||
Known to the patient | 16 | 26.2 | 2.0 | 200 | 26.8 | 24.8 | |
Stranger | 30 | 49.2 | 3.7 | 389 | 52.1 | 48.2 | |
Not specified | 15 | 24.6 | 1.9 | 157 | 21.0 | 19.5 | |
Location | 0.324 | ||||||
Home/apartment | 12 | 19.7 | 1.5 | 107 | 14.3 | 13.3 | |
Bar/indoor public space | 16 | 26.2 | 2.0 | 231 | 31.0 | 28.6 | |
Street/Outdoors | 15 | 24.6 | 1.9 | 237 | 31.8 | 29.4 | |
Not specified | 18 | 29.5 | 2.2 | 171 | 22.9 | 21.2 | |
Time of day | 0.099 | ||||||
Morning/Daytime (6–18) | 13 | 21.3 | 1.6 | 81 | 10.9 | 10.0 | |
Evening (18–22) | 10 | 16.4 | 1.2 | 123 | 16.5 | 15.2 | |
Night (22–6) | 30 | 49.2 | 3.7 | 442 | 59.2 | 54.8 | |
Not specified | 8 | 13.1 | 1.0 | 100 | 13.4 | 12.4 | |
Assault mechanism | 0.037 | ||||||
Single hit | 10 | 16.4 | 1.2 | 240 | 32.2 | 29.7 | |
Multiple hits/mechanism | 42 | 68.9 | 5.2 | 422 | 56.6 | 52.3 | |
Not specified | 9 | 14.8 | 1.1 | 84 | 11.3 | 10.4 | |
Offensive weapon | 18 | 29.5 | 2.2 | 98 | 13.1 | 12.1 | < 0.001 |
No | 43 | 70.5 | 5.3 | 648 | 86.9 | 80.3 | |
Fracture types | 0.348 | ||||||
Lower third | 15 | 24.6 | 1.9 | 258 | 34.6 | 32.0 | |
Middle third | 41 | 67.2 | 5.1 | 417 | 55.9 | 51.7 | |
Upper third | 1 | 1.6 | 0.1 | 13 | 1.7 | 1.6 | |
Combination of facial thirds | 4 | 6.6 | 0.5 | 58 | 7.8 | 7.2 | |
Treatment | 0.617 | ||||||
Surgical | 34 | 55.7 | 4.2 | 391 | 52.4 | 48.5 | |
Non-surgical | 27 | 44.3 | 3.3 | 355 | 47.6 | 44.0 | |
Associated injury | 0.035 | ||||||
Yes | 15 | 24.6 | 1.9 | 108 | 14.5 | 13.4 | |
No | 46 | 75.4 | 5.7 | 639 | 85.7 | 79.2 |