Table 5.
Multivariate logistic regression model predicting disposition1
| Factors | Sent Home | Admitted/Transferred/Died | 95% CI | |||
|---|---|---|---|---|---|---|
|
| ||||||
| N | (%) | N | (%) | aOR | ||
|
|
||||||
| Age (years) | ||||||
| < 19 | 422 | (40.8) | 374 | (45.9) | 1.00 | Ref |
| 19–44 | 531 | (51.4) | 357 | (43.9) | 0.92 | 0.73 – 1.16 |
| 45+ | 81 | (7.8) | 83 | (10.2) | 1.20 | 0.81 – 1.78 |
| Gender | ||||||
| Female | 275 | (27.1) | 185 | (22.9) | 1.00 | Ref |
| Male | 741 | (72.9) | 624 | (77.1) | 1.48 | 1.15 - 1.912 |
| Primary nature of injury | ||||||
| Soft tissue | 895 | (86.4) | 517 | (62.7) | 1.00 | Ref |
| Burns/scalds | 23 | (2.2) | 59 | (7.2) | 1.44 | 0.53 – 3.92 |
| Concussion/Brain injury | 3 | (0.3) | 30 | (3.6) | 13.76 | 4.09 – 46.242 |
| Fracture | 22 | (2.1) | 122 | (14.8) | 9.14 | 5.55 – 15.042 |
| Severe large system injuries3 | 6 | (0.6) | 18 | (2.2) | 2.52 | 0.86 – 7.34 |
| Other/Unknown4 | 54 | (5.2) | 21 | (2.5) | 0.37 | 0.19 – 0.702 |
| Disloc/sprain/strain/muscle/tendon/bv/nerves | 33 | (3.2) | 57 | (6.9) | 3.46 | 2.12 – 5.662 |
| Mechanism of injury | ||||||
| Struck by object | 258 | (25.2) | 148 | (18.2) | 1.00 | Ref |
| All others5 | 77 | (7.5) | 67 | (8.3) | 1.54 | 1.00 – 2.382 |
| Fall | 185 | (18.0) | 165 | (20.3) | 1.15 | 0.82 – 1.61 |
| Fire/scald(Burns) | 28 | (2.7) | 74 | (9.1) | 4.48 | 1.74 – 11.542 |
| Road traffic | 240 | (23.4) | 242 | (29.8) | 1.20 | 0.77 – 1.87 |
| Cut/Pierce | 237 | (23.1) | 116 | (14.3) | 1.17 | 0.84 – 1.65 |
| Place of occurrence | ||||||
| Home/Home property | 384 | (37.0) | 293 | (35.5) | 1.00 | Ref |
| All others6 | 84 | (8.1) | 83 | (10.0) | 1.35 | 0.91 – 2.00 |
| Patients worksite | 131 | (12.6) | 75 | (9.1) | 0.90 | 0.61 – 1.31 |
| Road | 319 | (30.8) | 300 | (36.3) | 1.20 | 0.77 – 1.87 |
| Public space | 119 | (11.5) | 75 | (9.1) | 1.06 | 0.73 – 1.55 |
| Primary body region | ||||||
| Upper extremity | 315 | (30.4) | 176 | (21.5) | 1.00 | Ref |
| Head/Skull | 225 | (21.7) | 206 | (25.1) | 1.90 | 1.39 – 2.592 |
| Lower extremity/Pelvis/Hip | 262 | (25.3) | 222 | (27.1) | 1.16 | 0.86 – 1.55 |
| Multiple body parts | 19 | (1.8) | 31 | (3.8) | 2.40 | 1.08 – 5.342 |
| Other/Unknown7 | 21 | (2.0) | 35 | (4.3) | 4.63 | 2.28 – 9.422 |
| Thoracic area/Lumbar spine | 32 | (3.1) | 56 | (6.8) | 2.56 | 1.50 – 4.382 |
| Face/Neck | 162 | (15.6) | 94 | (11.5) | 1.17 | 0.82 – 1.68 |
1
144 observations were deleted due to missing values for the response or explanatory variables; n=1761)
2
Significant at the p < 0.05 level
3
Severe large system injuries include: crush, amputation, internal organ, suffocation, and multiple injuries
4
Other/Unknown includes: poisoning, foreign body, and other/unknown
5
All other mechanisms include: machinery, animal attacks, sports, poisoning, gunshot, and other
6
All other places include: education facility, sports/athletics area, business/commercial, farm (excl. home), and other specified/unspecified place
7
Other/Unknown includes abdominal region