Estimating the diagnostic accuracy of the ankle-brachial pressure index for detecting peripheral arterial disease in people with diabetes: A systematic review and meta-analysis.
Vivienne H ChuterAngela SearleA BarwickJonathan GolledgeL LeighC OldmeadowB PetersonPeta Ellen TehanStephen Morris TwiggPublished in: Diabetic medicine : a journal of the British Diabetic Association (2020)
These results suggest the ABI has a high specificity but lower sensitivity in detecting imaging diagnosed PAD in people with diabetes. The low probability of the testing being able to rule diagnosis in or out suggest that the ABI has limited effectiveness for early detection of PAD in this cohort.