|
Patient characteristics
|
|
Patients (%)
|
3446 (100%)
|
2609 (100%)
| |
|
Women (%)
|
1123 (32.59%)
|
753 (28.86%)
|
0.002
|
|
Age, years (SD)
|
43.63 (23.00)
|
43.01 (23.38)
|
0.30
|
|
< 18 years (%)
|
459 (13.32%)
|
390 (14.95%)
|
0.07
|
|
30-day mortality (%)
|
161 (4.67%)
|
133 (5.10%)
|
0.30
|
|
Transport
| | |
0.12
|
|
Ground ambulance (%)
|
2802 (81.31%)
|
2084 (79.88%)
| |
|
Helicopter ambulance (%)
|
173 (5.02%)
|
164 (6.29%)
| |
|
Private vehicle (%)
|
92 (2.67%)
|
82 (3.14%)
| |
|
Walk-in (%)
|
92 (2.67%)
|
69 (2.64%)
| |
|
Pre-hospital
|
|
Pre-hospital cardiac arrest (%)
|
51 (1.48%)
|
49 (1.88%)
|
0.15
|
|
Pre-hospital GCS < 9 (%)
|
136 (3.95%)
|
144 (5.52%)
|
0.004
|
|
Time to hospital, minutes median (IQR)
|
54.00 (41.00–72.00)
|
55.00 (40.00–72.00)
|
0.35
|
|
In-hospital
|
|
LOS, days (SD)
|
5.53 (14.08)
|
5.43 (10.55)
|
0.77
|
|
Ventilator days, (SD)
|
4.72 (7.78)
|
5.91 (10.79)
|
0.11
|
|
Discharge GOS at baseline (%)
|
1798 (52.18%)
|
1281 (49.10%)
|
0.02
|
|
Emergency intervention
| | |
0.002
|
|
Thoracotomy
|
22 (0.64%)
|
13 (0.50%)
| |
|
Laparotomy
|
57 (1.65%)
|
42 (1.61%)
| |
|
Limb revascularisation
|
20 (0.58%)
|
8 (0.31%)
| |
|
Interventional radiology
|
27 (0.78%)
|
8 (0.31%)
| |
|
Craniotomy
|
32 (0.93%)
|
38 (1.46%)
| |
|
Intracranial pressure device
|
14 (0.57%)
|
26 (1.00%)
| |
|
Other
|
286 (8.30%)
|
279 (10.69%)
| |
|
No intervention performed
|
2974 (86.30%)
|
2145 (82.22%)
| |
|
Intention
| | |
0.17
|
|
Unintentional (%)
|
2973 (86.27%)
|
2188 (83.86%)
| |
|
Self-harm (%)
|
159 (4.61%)
|
118 (4.52%)
| |
|
Assault (%)
|
249 (7.23%)
|
220 (8.43%)
| |
|
Injuries
|
|
Blunt injuries (%)
|
3131 (90.86%)
|
2320 (88.92%)
|
0.63
|
|
Penetrating injuries (%)
|
307 (8.91%)
|
247 (9.47%)
| |
|
Number of injuries (SD)
|
3.85 (3.89)
|
4.09 (3.96)
|
0.02
|
|
ISS, median (IQR)
|
5 (1–12)
|
5 (1–13)
|
< 0.001
|
|
NISS, median (IQR)
|
6 (2–17)
|
8 (3–17)
|
< 0.001
|
|
Discharge destination
| | |
0.59
|
|
Home (%)
|
2537 (73.62%)
|
1880 (72.06%)
| |
|
Rehabilitation (%)
|
256 (7.43%)
|
213 (8.16%)
| |
|
Morgue (%)
|
140 (4.06%)
|
106 (4.06%)
| |
|
Other ICU (%)
|
144 (4.18%)
|
112 (4.29%)
| |
|
Other ward (%)
|
365 (10.59%)
|
248 (9.51%)
| |
