Variables associated with a low ABI (multivariate analysis).
| OR | 95% CI | p | |
|---|---|---|---|
| Age at study, yrs | 1.04 | 1.02–1.07 | < 0.001 |
| Any vascular risk factor (DM, HTN, hypercholesterolemia, or current smoking) | 2.3 | 0.99–5.1 | 0.053 |
ABI: ankle-brachial index; DM: diabetes mellitus; HTN: hypertension.