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A Bland-Altman plot of preserved EZ area measured by two graders (SO, YZ). The mean difference was 0.1 (0.49) mm2. Top and bottom dashed lines: upper and lower 95% limit of agreement (ā1.06, 0.86). The eight subjects (n = 1ā8) with both eyes included in this study are labeled. The measurements from right eyes are labeled as n and the measurements from left eyes are labeled as nā.
