Table 2.

Regression analysis of the association between transport mode and in-hospital complications as the dependent variable.

Variables	Second Model		Third Model
	OR	95% CI	OR	95% CI
Private transportation	0.45	0.22–0.94	0.55	0.25–1.17
Age	1.03	1.01–1.04	1.03	1.02–1.05
Gender	0.96	0.47–1.95	0.88	0.43–1.81
Injury severity score	1.11	1.05–1.16	1.06	0.99–1.13
Revised trauma score	0.62	0.25–1.54	0.60	0.24–1.46
Glasgow Coma Scale	1.005	0.75–1.33	1.06	0.80–1.41
Surgery	2.32	1.02–5.27	1.99	0.85–4.63
Hypotension	2.22	0.72–6.86	2.99	0.92–9.73
Motor vehicle collision	2.47	1.18–5.18	4.45	1.62–12.2
Propensity score			0.10	0.00–1.30