EFO_0003912 (ankle brachial index) is comparison of the BLOOD PRESSURE between the BRACHIAL ARTERY and the POSTERIOR TIBIAL ARTERY. It is a predictor of PERIPHERAL ARTERIAL DISEASE. Also known as: ABPI, Ankle Brachial Indices, Ankle Brachial Pressure Index (ABPI), Ankle-Brachial Index, Ankle-Brachial Indices, Brachial Index, Ankle, Brachial Index, Toe, Brachial Indices, Ankle.