Table 3.

Results of the Cox regression model for survival in patients treated conservatively

	coef	exp(coef)	se(coef)	lower CI95%	upper CI95%	P value
age	0.054	1.055	0.002	1.050	1.060	< 0.001
genderMale	0.677	1.968	0.034	1.840	2.104	< 0.001
Number of surgeries for PFF	0.000	1.000	0.000	1.000	1.001	0.002
Number of hospitalizations for PFF	-0.001	0.999	0.000	0.999	1.000	0.000
FractureType Other:strata = 1	0.008	1.008	0.060	0.897	1.133	0.888
FractureType Pertrochanter:strata = 1	-0.040	0.961	0.050	0.871	1.059	0.418
Fracture type Other:strata = 2	0.083	1.086	0.067	0.953	1.239	0.216
Fracture type Pertrochanter:strata = 2	-0.223	0.800	0.059	0.712	0.898	0.000
Percentage surgeries within48h:strata = 1	-0.983	0.374	0.099	0.308	0.454	< 0.001
Percentage surgeries within48h:strata = 2	-0.376	0.687	0.112	0.551	0.856	0.001

Strata: temporal period (1 = 0 to 3 months; 2 = 3 to 24 months). PFF = proximal femoral fractures. Reference categories: Fracture Type = Transcervical; gender = Female