This study aims to evaluate mortality across ankle-brachial index (ABI) values and to assess the association between elevated ABI, peripheral arterial disease (PAD) and mortality.
This is a retrospective clinical study.
A total of 2159 patients referred with a suspicion of PAD had their ABI and toe brachial index (TBI) measured by photoplethysmography. ABI > or =1.3 was considered falsely elevated while TBI