Table 2 Analyses for the assay performance in the UC detection.

From: A urinary DNA methylation assay using two genes enables noninvasive detection and prognostic prediction in urothelial carcinoma

 

All UC

 

High-grade UC

 

Low-grade UC

 

Non-invasive UC

 

Invasive UC

 
 

vs.

 

vs.

 

vs.

 

vs.

 

vs.

 
 

Healthy

Non-UC

Healthy

Non-UC

Healthy

Non-UC

Healthy

Non-UC

Healthy

Non-UC

Sensitive, %

85.2

85.2

92.4

92.4

80.0

80.0

70.0

70.0

94.1

94.1

Specificity, %

100.0

90.0

100.0

90.0

100.0

90.0

100.0

89.4

100.0

89.4

PPVa, %

100.0

79.3

100.0

76.4

100.0

34.8

100.0

52.2

100.0

74.1

NPVb, %

79.8

93.1

90.8

97.1

95.2

98.5

84.0

94.8

94.0

98.2

Accuracy, %

90.7

88.5

95.7

90.6

96.0

89.4

88.4

78.7

97.0

90.6

AUC

0.926

0.876

0.962

0.912

0.900

0.850

0.850

0.797

0.971

0.917

  1. a: PPV, positive predictive value, the number of true-positive patients divided by the number of all patients who test positive.
  2. b: NPV, negative predictive value, the number of true-negative patients divided by the number of all patients who test negative.