Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12872-020-01821-6/MediaObjects/12872_2020_1821_Fig1_HTML.png)
Agreement between duplex ultrasonography and ankle brachial index. Cohen’s kappa (K) = 0.65 (95% CI 0.49–0.88), P < 0.001. ABI = Ankle Brachial Index
Agreement between duplex ultrasonography and ankle brachial index. Cohen’s kappa (K) = 0.65 (95% CI 0.49–0.88), P < 0.001. ABI = Ankle Brachial Index