Table 4.

Association of Attained Education Level and PAD

	Less than HS		HS/some college		College or greater	p-trend
	OR (95% CI)	p-value	OR (95% CI)	p-value
Unadjusted	2.8 (1.96–4.02)	<0.0001	1.69 (1.2–2.36)	<0.0001	ref	<0.0001
Model 1 (unadjusted model + age, gender, race/ethnicity)	1.87 (1.26–2.78)	0.0019	1.43 (1.02–2.02)	0.038	ref	0.0017
Model 2 (model 1 + DM, HTN, hyperlipidemia, smoking)	1.44 (0.98–2.1)	0.06	1.19 (0.84–1.68)	0.3	ref	0.055
Model 3 (model 2 + CVD, CKD, CHF, and CRP)	1.38 (0.93–2.1)	0.11	1.18 (0.82–1.7)	0.4	ref	0.1
Model 4 (model 3 + income and insurance status)	1.04 (0.7–1.6)	0.9	1.005 (0.7–1.4)	0.9	ref	0.8