ALB and peripheral arterial disease: In the multivariate analyses, risk factors associated with foot ulceration included previous amputation (OR, 10.19 [CI, 3.14 to 33.07]), peripheral arterial disease (OR, 6.16 [CI, 1.47 to 25.80]), and serum albumin (OR, 0.87 [CI, 0.78 to 0.96]).