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ROC curves. (A) ROC curves for different field inputs. Close up shows operating points (red: Youden’s index OP, black diamonds: high sensitivity and high specificity OPs) and intergrader values (purple: primary vs. secondary, orange: primary, green: secondary) depicted. (B) ROC curves illustrating algorithm performance based on different input regions from the macula field. (C) ROC curves illustrating algorithm performance based on different input regions from the optic disc field.
