Table 2.

Univariate and multivariable cox regression model results for association between development of incident PAD during CRIC study period and socioeconomic factors

		Univariate Cox HR	Univariat e p-value	Multivariab le Cox HR	Multivariab le p-value
Annual Household Income	Below $25,000	3.4 (2.5–4.7)	<0.001	1.7 (1.1–2.4)	0.023
	$25,000–$50,000	2.5 (1.8–3.4)		1.6 (1.1–2.3)
	$50,000–$100,000	2.1 (1.5–3.0)		1.7 (1.2–2.4)
	Above $100,000	Ref		Ref
Education Level	Some High School Education	2.0 (1.6–2.5)	<0.001	1.0 (0.8–1.4)	0.800
	High School Graduate	1.8 (1.4–2.2)		1.0 (0.8–1.3)
	Some College Education	1.6 (1.3–2.0)		1.1 (0.9–1.4)
	College Graduate	Ref		Ref
Black Race		1.7 (1.5–2.0)	<0.001	1.2 (1.0–1.5)	0.023
Female Gender		1.7 (1.5–2.0)	<0.001	1.7 (1.4–2.0)	<0.001