Table 1

Confusion matrix of the deep learning classifier based on a total of 224 ultra-widefield colour fundus photographs of retinal vascular diseases in the dataset

	Predicted category
		Diabetic retinopathy	Retinal vein occlusion	Sickle cell retinopathy	Healthy controls
Ground truth	Diabetic retinopathy	44	13	2	6
	Retinal vein occlusion	2	37	4	4
	Sickle cell retinopathy	0	0	54	3
	Healthy controls	10	3	5	37