Use of the Nuclear Matrix Protein 22 BladderChek Test for the Detection of Primary and Recurrent Urothelial Carcinoma

Table 6

Diagnostic performance of the NMP22 BladderChek test for the detection of recurrent urothelial carcinoma.

Biomarker	Recurrent UC		%sensitivity (95% CI)	%specificity (95% CI)	%accuracy (95% CI)	%PPV (95% CI)	%NPV (95% CI)
	No. of patients
	Yes	No
NMP22			31.0	88.5	70.0	56.2	73.0
Positive	9	7	(15.3-50.8)	(77.8-95.3)	(60.3-79.7)	(29.9-80.2)	(61.4-82.6)
Negative	20	54

Note: UC, urothelial carcinoma; CI, confidence interval.