Table 6. Sensitivity boost of the ‘un-curated’ dataset with three labels, for healthy and diseased categories.

	Margin Max (0.4) Boosting Healthy	Original	Margin Max (0.4) Boosting Diseased
accuracy	0.8680	0.8681	0.8444
Sensitivity Healthy	0.9831	0.9665	0.9154
Sensitivity Non-referable DR	0.5503	0.5855	0.6203
Sensitivity Referable DR	0.5026	0.6093	0.7522
Specificity Healthy	0.8840	0.9005	0.923
Specificity Non-referable DR	0.8004	0.777	0.6707
Specificity Referable DR	0.7624	0.6232	0.5052
F1 Score Healthy	0.9309	0.9323	0.9192
F1 Score Non-referable DR	0.6522	0.6678	0.6445
F1 Score Referable DR	0.6058	0.6162	0.6044
PPV Healthy	0.8840	0.9005	0.923
PPV Non-referable DR	0.8004	0.7770	0.6707
PPV Referable DR	0.7624	0.6232	0.5052
NPV Healthy	0.9297	0.8801	0.7659
NPV Non-referable DR	0.8862	0.8934	0.8978
NPV Referable DR	0.9767	0.9814	0.9879