Predicting the Grade of Prostate Cancer Based on a Biparametric MRI Radiomics Signature

Table 5

Performance of each of the radiologists in the PI-RADS V2.1 scoring of the high-grade PCa group and the low-grade PCa group.

PI-RADS V2.1scores	High-grade PCa		Low-grade PCa
	Radiologist A	Radiologist B	Radiologist A	Radiologist B
1	1	0	3	0
2	1	2	3	5
3	3	3	6	5
4	25	25	20	26
5	71	72	9	5
Total	101	101	41	41

PI-RADS V2.1, prostate imaging reporting and data system version 2.1; PCa, prostate cancer.