Interobserver agreement for the Vesical Imaging-Reporting and Data System (VI-RADS) in differentiating non-muscle-invasive and muscle-invasive urinary bladder tumors

Egyptian Journal of Radiology and Nuclear Medicine

Table 4 Agreement between reader 1 and pathology at cutoff value ≥ 3

	Pathology	Reader 1	Test value	P value	Kappa agreement (95% CI)
	No. = 43	No. = 43	Test value	P value	Kappa agreement (95% CI)
SC
Negative	12 (27.9%)	8 (18.6%)	1.042	0.307	0.743 (0.510–0.975)
Positive	31 (72.1%)	35 (81.4%)	1.042	0.307	0.743 (0.510–0.975)
DWI
Negative	12 (27.9%)	11 (25.6%)	0.059	0.808	0.822 (0.629–1.000)
Positive	31 (72.1%)	32 (74.4%)	0.059	0.808	0.822 (0.629–1.000)
CE
Negative	12 (27.9%)	11 (25.6%)	0.059	0.808	0.822 (0.629–1.000)
Positive	31 (72.1%)	32 (74.4%)	0.059	0.808	0.822 (0.629–1.000)
Overall VI-RADS
Negative	12 (27.9%)	11 (25.6%)	0.059	0.808	0.822 (0.629–1.000)
Positive	31 (72.1%)	32 (74.4%)	0.059	0.808	0.822 (0.629–1.000)