Table 3. Multivariate cox regression analysis on mortality.

	N	HR	95% CI		p-value*
Final multivariate model
Age at time of injury (years)	153	1.07	1.03	1.10	<0.001
Fracture type**	153
Type B		0.75	0.39	1.45	0.39
Type C		4.70	1.54	14.40	0.007
ISS	153	1.06	1.04	1.09	<0.001
CCI	153	1.13	0.99	1.28	0.07

* Statistically significant results are in bold.; HR: hazard ratio; ISS: Injury Severity Score; CCI: Charlson comorbidity index.

** Reference category: fracture type A.