Table 1 General characteristics of the patient population with regard to anamnestic psychiatric disorders
All patients | Patients with anamnestic psychiatric disorders | Patients without anamnestic psychiatric disorders | P-value | |||||
|---|---|---|---|---|---|---|---|---|
n | % | % of n | n | % | % of n | |||
Patient-related | 807 | 205 | 25.4 | 602 | 74.6 | |||
Age | 0.454 | |||||||
Average | 34.86 (SD = 12.08) | 35.14 (SD = 12.3) | 34.76 (SD = 12.0) | |||||
Median | 32.23 | 33.12 | 32.09 | |||||
Interquartile range (IQR) | 25.7; 42.2 | 25.0; 43.2 | ||||||
Range | 18.0; 87.4 | 18.0; 87.4 | 18.1; 77.7 | |||||
Sex | 0.003 | |||||||
Male | 722 (89.5) | 172 | 83.9 | 23.8 | 550 | 91.4 | 76.2 | |
Female | 85 (10.5) | 33 | 16.1 | 38.8 | 52 | 8.6 | 61.2 | |
History of substance abuse | < 0.001 | |||||||
Yes (alcohol and/or substance abuse) | 252 (31.2) | 123 | 60.0 | 48.8 | 129 | 21.4 | 51.2 | |
No | 555 (68.8) | 82 | 40.0 | 14.8 | 473 | 78.6 | 85.2 | |
Assault-related | ||||||||
Perpetrator | 0.082 | |||||||
Known to the patient | 216 (26.8) | 66 | 32.2 | 30.6 | 150 | 24.9 | 69.4 | |
Stranger | 419 (51.9) | 103 | 50.2 | 24.6 | 316 | 52.5 | 75.4 | |
Not specified | 172 (21.3) | 36 | 17.6 | 20.9 | 136 | 22.6 | 79.1 | |
Location | 0.200 | |||||||
Home/apartment | 119 (14.7) | 38 | 18.5 | 31.9 | 81 | 13.5 | 68.1 | |
Bar/indoor public space | 247 (30.6) | 54 | 26.3 | 21.9 | 193 | 32.1 | 78.1 | |
Street/Outdoors | 252 (31.2) | 62 | 30.2 | 24.6 | 190 | 31.6 | 75.4 | |
Not specified | 189 (23.4) | 51 | 24.9 | 27.0 | 138 | 22.9 | 73.0 | |
Time of day | 0.173 | |||||||
Morning/Daytime (6–18) | 94 (11.6) | 25 | 12.2 | 26.6 | 69 | 11.5 | 73.4 | |
Evening (18–22) | 133 (16.5) | 40 | 19.5 | 30.1 | 93 | 15.4 | 69.9 | |
Night (22–6) | 472 (58.5) | 107 | 52.2 | 22.7 | 365 | 60.6 | 77.3 | |
Not specified | 108 (13.4) | 33 | 16.1 | 30.6 | 75 | 12.5 | 69.4 | |
Assault mechanism | 0.319 | |||||||
Single hit | 250 (31.0) | 56 | 27.3 | 22.4 | 194 | 32.2 | 77.6 | |
Multiple hits/mechanism | 464 (57.5) | 127 | 62.0 | 27.3 | 337 | 56.0 | 72.6 | |
Not specified | 93 (11.5) | 22 | 10.7 | 23.7 | 71 | 11.8 | 76.3 | |
Offensive weapon | 116 (14.4) | 41 | 20.0 | 35.3 | 75 | 12.5 | 64.7 | 0.008 |
No | 691 (85.6) | 164 | 80.0 | 23.7 | 527 | 87.5 | 76.3 | |
Fracture types | ||||||||
Lower third | 273 (33.8) | 52 | 25.4 | 19.0 | 221 | 36.7 | 81.0 | 0.007 |
Middle third | 458 (56.8) | 129 | 62.9 | 28.2 | 329 | 54.7 | 71.8 | |
Upper third | 14 (1.7) | 2 | 1.0 | 14.3 | 12 | 2.0 | 85.7 | |
Combination | 62 (7.7) | 22 | 10.7 | 35.5 | 40 | 6.6 | 64.5 | |
Treatment | 0.024 | |||||||
Surgical | 425 (52.7) | 94 | 45.9 | 22.1 | 331 | 55.0 | 77.9 | |
Non-surgical | 382 (47.3) | 111 | 54.1 | 29.1 | 271 | 45.0 | 70.9 | |
Associated injury | 0.049 | |||||||
Yes | 123 (15.2) | 40 | 19.5 | 32.5 | 83 | 13.8 | 67.5 | |
No | 684 (84.8) | 165 | 80.5 | 24.1 | 519 | 86.2 | 75.9 | |