Fig. 1From: Evaluating imaging repeatability of fully self-service fundus photography within a community-based eye disease screening settingBland–Altman plots for key measurement indicators. Top-left: CRAE within 0.5PD-1.0PD; Top-right: CRVE within 0.5PD-1.0PD; Medium-left: Optic disc area; Medium-right: Optic disc horizontal diameter; Bottom-left: Optic cup area; Bottom-right: Optic cup horizontal diameter. Red dashed line: ± 2SD reference lines; Green dashed line: ± 3SD reference lines; Red solid line: Absolute difference; Blue solid line: Zero reference lineBack to article page