Table 4.

Multivariable model used to predict the likelihood of undergoing revascularization in the year prior to amputation

	Odds Ratio	95% Confidence	Interval	p value
Intensity of Vascular Care
Very Low Intensity	Referent	“---”	“---”	“---”
Low Intensity	1.4	1.2	1.6	<0.001
Medium Intensity	1.6	1.4	1.8	<0.001
High Intensity	1.9	1.7	2.1	<0.001
Very High Intensity	2.4	2.1	2.6	<0.001
Age
Age 65–75	Referent	“---”	“---”	“---”
Age 76–80	1.0	0.9	1.1	0.731
Age 81–85	1.0	0.9	1.1	0.39
Age 86–90	0.8	0.7	0.9	<0.001
Age 91–95	0.6	0.6	0.7	<0.001
Age >95	0.4	0.3	0.4	<0.001
Male Gender	1.0	0.9	1.0	0.462
Black Race	0.8	0.8	0.9	<0.001
Congestive Heart Failure	1.0	0.9	1.0	0.366
COPD	1.3	1.2	1.5	<0.001
Myocardial Infarction	1.3	1.1	1.4	<0.001
Diabetes	1.3	1.2	1.4	<0.001
End Stage Renal Disease	1.3	1.2	1.4	<0.001