Development and Application of a Standardized Testset for an Artificial Intelligence Medical Device Intended for the Computer-Aided Diagnosis of Diabetic Retinopathy

Table 4

The distribution of annotated images.

Class	Number	Percentage
0: no apparent DR	873	13.798
1: mild NPDR	262	4.141
2: moderate NPDR	1118	17.670
3: severe NPDR	579	9.151
4: PDR	540	8.535
5: other fundus diseases	2600	41.094
6: ungradable	355	5.611
Total	6327	100