Type of injury and body regionc
| | | |
Fracture
|
307 (36.7)
|
334 (40.0)
|
.17
|
Head & neck
|
143 (17.1)
|
216 (25.8)
|
<.01
|
Spine & back
|
45 (5.4)
|
25 (3.0)
|
.01
|
Torso
|
118 (14.1)
|
97 (11.6)
|
.13
|
Extremities
|
183 (21.9)
|
143 (17.1)
|
.01
|
Internal injury
|
262 (31.3)
|
310 (37.1)
|
.01
|
Head & neck
|
154 (18.4)
|
177 (21.2)
|
.16
|
Spine & back
|
33 (4.0)
|
12 (1.4)
|
<.01
|
Torso
|
169 (20.2)
|
183 (21.9)
|
.40
|
Extremities
|
91 (10.9)
|
90 (10.8)
|
.94
|
Open wounds
|
297 (35.5)
|
443 (51.8)
|
<.01
|
Head & neck
|
157 (18.8)
|
219 (26.2)
|
<.01
|
Spine & back
|
18 (2.2)
|
14 (1.7)
|
.48
|
Torso
|
145 (17.3)
|
193 (23.1)
|
<.01
|
Extremities
|
174 (20.8)
|
221 (26.4)
|
<.01
|
Hospital measures of severity
| | | |
Mean days in hospital
|
4.7 (sd = 6.6)
|
3.7 (sd = 4.1)
|
.01
|
Required surgical intervention
|
224 (26.8)
|
263 (31.5)
|
.04
|
Required mechanical ventilation
|
42 (5.0)
|
45 (5.4)
|
.74
|
Mean new injury severity score (NISS)
|
8.3 (sd = 11.9)
|
8.6 (sd = 9.9)
|
.57
|
NISS 16 to 24
|
66 (7.9)
|
85 (10.2)
|
.11
|
NISS > = 25
|
68 (8.1)
|
60 (7.2)
|
.46
|
In-hospital fatality (inc. dead on arrival)
|
48 (5.7)
|
37 (4.3)
|
.22
|
Discharge status
| | | |
Home
|
471 (56.3)
|
672 (80.4)
|
<.01
|
Left against medical advice
|
48 (5.7)
|
42 (4.9)
|
.52
|
Jail
|
84 (10.1)
|
5 (0.6)
|
<.01
|
Intermediate care facilityd
|
169 (20.2)
|
68 (8.1)
|
<.01
|