|
Age
|
0.936 (0.907–0.966)
|
<.0001
|
|
Length of hospital stay (days)
|
0.821 (0.762–0.883)
|
<.0001
|
|
GCS score
|
0.633 (0.600–0.668)
|
<.0001
|
|
Trauma center
| | |
|
ATC–AQ
|
1.0 (reference)
| |
|
ATC
|
0.896 (0.629–1.277)
|
0.5446
|
|
Sex
| | |
|
Female
|
1.0 (reference)
| |
|
Male
|
1.249 (0.898–1.738)
|
0.1857
|
|
Race/Ethnicity
| | |
|
White
|
1.0 (reference)
| |
|
Black
|
1.562 (0.967–2.524)
|
0.0683
|
|
Hispanic
|
1.284 (0.876–1.881)
|
0.1998
|
|
Other
|
1.914 (0.986–3.714)
|
0.0550
|
|
Insurance
| | |
|
Commercial and other
|
1.0 (reference)
| |
|
Self Pay
|
2.102 (1.159–3.813)
|
0.0145
|
|
Medicaid
|
1.241 (0.824–1.870)
|
0.3006
|
|
Trauma center level
| | |
|
Level I
|
1.0 (reference)
| |
|
Level II
|
1.155 (0.797–1.675)
|
0.4471
|
|
Head AIS
| | |
|
3
|
1.0 (reference)
| |
|
4
|
4.113 (2.406–7.033)
|
<.0001
|
|
5
|
32.231 (17.580–59.094)
|
<.0001
|
|
6
|
22.641 (2.521–203.370)
|
0.0053
|
|
Mechanism of injury
| | |
|
Falls
|
0.333 (0.173–0.644)
|
0.0011
|
|
Firearms
|
7.780 (3.493–17.328)
|
<.0001
|
|
Motor vehicles
|
1.251 (0.807–1.940)
|
0.3175
|
|
Struck by/against
|
0.399 (0.194–0.821)
|
0.0125
|
|
Other
|
1.0 (reference)
| |
|
TBI type
| | |
|
SAH, SDH, EDH
|
0.797 (0.525–1.212)
|
0.2891
|
|
Intracranial Hemm (other and unspecified)
|
1.024 (0.446–2.352)
|
0.9555
|
|
Cerebral Laceration and Contusion
|
0.929 (0.541–1.595)
|
0.7881
|
|
Other Intracranial Injury
|
1.675 (0.906–3.098)
|
0.1001
|
|
No Mention of Intracranial Injury
|
1.175 (0.689–2.001)
|
0.5538
|
|
Other
|
1.0 (reference)
| |
|
Presence of severe TBI polytrauma
| | |
|
TBI only
|
1.0 (reference)
| |
|
TBI + non–severe injury
|
0.681 (0.428–1.083)
|
0.1043
|
|
TBI + Severe injury
|
1.936 (1.175–3.188)
|
0.0095
|
