Repeatability, reproducibility and agreement of foveal avascular zone measurements using three different optical coherence tomography angiography devices - Fig 3

A–C. Bland-Altman-analysis. Bland-Altman plots showing the level of agreement for the area of the FAZ in the superficial retinal OCT-A angiogram. A: Optovue and Canon; B: Optovue and Heidelberg; C: Heidelberg and Canon. Broken line represents the mean difference; dotted lines represent the limits of agreement.