Interobserver Agreement for Endometrial Cancer Characteristics Evaluated on Biopsy Material

Table 2

Concordance between interpretation of endometrial biopsies by rater and paired resection specimens (available in 85 patients).

	Cell Type						2-Tiered Tumor Grade
	Concordant		Discordant		Under-called		Concordant		Discordant		Under-called
Rater	𝑁	%	𝑁	%	𝑁	%	𝑁	%	𝑁	%	𝑁	%
No. 1	79	92.9	6	7.06	1	1.18	76	89.4	9	10.59	7	8.22
No. 2	74	87.1	10	11.8	5	5.88	72	84.7	13	15.29	8	9.41
No. 3	71	83.5	14	16.5	2	2.35	69	81.2	16	18.82	5	5.88
No. 4	72	84.7	13	15.3	5	5.88	64	75.3	21	24.71	9	10.59
No. 5	79	92.9	6	7.06	2	2.35	71	83.5	14	16.47	7	8.234
No. 6	80	94.1	5	5.88	4	4.71	78	91.8	7	8.235	6	7.06