Table 1.

Number of slides for each Grade group.

	Train	Validation	Test	Total
No. BN slides	3,225	2,579	5,355	11,159
No. GG 1 slides	3,224	412	807	4,443
No. GG 2 slides	1,966	307	587	2,860
No. GG 3 slides	648	95	148	891
No. GG 4 slides	306	17	129	452
No. GG 5 slides	269	67	88	424
No. Patients	575	86	169	830