Table 3.

Predictors of hospital admission

Parameter	DF	Standard Estimate	Wald Error	Chi-Square	Odds Ratio	95% CI	Pr>ChiSq
Intercept	1	8.01	1.43	31.54			<0.0001
Terrain	1	0.32	0.40	0.64	1.37	0.63–2.98	0.42
Gender (female)	1	−0.24	0.20	1.51	0.62	0.29–1.33	0.22
Age	1	−1.34	0.39	12.16	0.26	0.12–0.56	<0.001
Injury severity score	1	−2.47	0.29	71.14	0.09	0.05–0.15	<0.0001