Table 5 Diagnostic performance of DWI in assessment of degree of muscle invasion of urinary bladder carcinoma

From: Accuracy of diffusion-weighted magnetic resonance imaging in evaluation of muscle invasion and histologic grading of the urinary bladder carcinoma

DWIs findings	Final diagnosis
DWIs findings	Non-invasive n = 20	Invasive n = 35
Non-invasive	16 (TN)	0 (FN)
Invasive	4 (FP)	35 (TP)
Sensitivity	100%
Specificity	80%
PPV	90%
NPV	100%
Accuracy	93%

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