Table 3. Risk of all-cause mortality associated with PAD.

	Unadjusted		Model 1		Model 2		Model 3
	HR (95% CI)	p-value	HR (95% CI)	p-value	HR (95% CI)	p-value	HR (95% CI)	p-value
Subjects without CVD (n=6385)	4.39 (3.1-6.2)	<0.0001	1.93 (1.3-2.8)	0.001	1.59 (1.1-2.4)	0.02	1.39 (0.9-2.2)	0.1
All subjects (n=7458)	5.28 (4.3-6.5)	<0.0001	2.36 (1.9-2.9)	<0.0001	1.9 (1.5-2.4)	<0.0001	1.78 (1.4-2.3)	0.0001

Model 1 = Adjusted for age, gender, race/ethnicity

Model 2 = Model 1 + atherosclerotic risk factors (diabetes, hypertension, hyperlipidemia, smoking, and chronic kidney disease)

Model 3 = Model 2 + health insurance status, education level, and socioeconomic status (based on poverty-income ratio)