Table 5.

Results from univariable and multivariable proportional hazard regression models for overall survival

	Univariable			Multivariable
	HR	95% CI	P	HR	95% CI	P
Sex
Female	1			1
Male	1.41	0.65 to 3.05	0.38	1.90	0.87 to 4.12	0.11
Age (years) 5-unit increase	1.41	1.15 to 1.74	0.001	1.28	1.02 to 1.61	0.04
Intervention			0.07			0.14
Surgical fixation Endoprosthesis Total replacement	1 0.52 0.21	0.26 to 1.03 0.03 to 1.53	0.06 0.12	1 0.51 0.45	0.26 to 1.03 0.06 to 3.38	0.06 0.44
Interval between fracture and intervention ≤2 days >2 days	1 0.46	0.25 to 0.86	0.02	1 0.46	0.24 to 0.86	0.02
Autonomy before fracture Patient used to leave house on his own.	1		<0.0001 <0.0001
Patient used to leave house only with someone.	5.66	2.82 to 11.34	<0.0001
Patient moved mainly indoors, or was bedridden, or sitting in a wheelchair	7.22	3.31 to 15.73
Autonomy after fracture Patient used to leave house on his own.	1		<0.0001
Patient used to leave house only with someone.	2.05	0.46 to 9.17	0.35
Patient moved mainly indoors.	13.85	4.04 to 47.55	<0.0001
Patient was bedridden, or sitting in a wheelchair.	33.85	10.05 to 114.06	<0.0001
Loss of autonomy No	1			1
Yes	7.55	3.19 to 17.89	<0.0001	6.48	2.69 to 15.57	<0.0001
CIRS
5-unit increase	1.02	0.85 to 1.24	0.80