Table 3.

Factors associated with severe injury (ISS > 15) for field triage decision

	ISS > 15
	OR	95% CI	p
Altered mental status	5.135	3.974–6.635	< 0.001
SBP < 90 mmHg	2.107	1.380–3.218	0.001
Penetrating torso injuries	0.791	0.451–1.390	0.416
Chest wall deformity	20.116	2.464–164.208	0.005
Two or more proximal long bone fractures	2.419	1.277–4.582	0.007
Crushed, degloved, mangled extremities	0.560	0.276–1.138	0.109
Amputation of proximal to wrist or ankle	3.823	1.544–9.466	0.004
Pelvic bone fracture	2.780	1.208–5.943	0.015
Open, depressed skull fractures	1.450	0.540–3.897	0.461
Paralysis	5.463	2.372–12.584	< 0.001
Fall from height	5.280	3.493–7.981	< 0.001
High-risk auto crush	2.009	1.526–2.644	< 0.001
Auto vs. bicycle/pedestrian crush	1.689	1.246–2.289	0.001
High-speed auto bicycle crush	2.002	1.390–2.884	< 0.001

OR odds ratio, CI confidence interval, ISS Injury Severity Score, SBP systolic blood pressure