Table 3.

Results of multivariate stepwise analysis

Pre-hospital criteria	Coefficient	OR	95% CI	P
Shock Index > 1	1.32	3.76	2.96–4.78	< 0.001
Pelvic trauma	1.32	3.76	2.68–5.28	< 0.001
Pre-hospital intubation	0.98	2.67	2.17–3.28	< 0.001
Capillary haemoglobin ≤ 13 g/dl	0.92	2.51	2.05–3.08	< 0.001
MBP ≤ 70 mmHg	0.87	2.38	1.88–3.02	< 0.001
Oxygen saturation minimal ≤ 90%	0.59	1.79	1.35–2.39	< 0.001
Age > 50 years	O.42	1.52	1.21–1.92	< 0.001

Model intercept was −3.33 (p < 0.0001)

OR odds ratio, CI confidence interval, MBP mean blood pressure