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Table 3 Comparison of conventional cytology with ROS cytology (initially diagnosed urothelial carcinomas)

From: ROS generation via NOX4 and its utility in the cytological diagnosis of urothelial carcinoma of the urinary bladder

 

Conventional cytology

ROS cytology

Urothelial carcinoma

Positive

Suspicious

Negative

Sensitivity

Positive

Negative

Sensitivity

Low grade(n = 24)

9

7

8

35%

18

6

75%

High grade(n = 26)

21

1

2

88%

22

2

92%

Non-invasive papillary

10

8

8

39%

20

6

77%

(n = 26)

       

Superficially invasive

6

1

0

86%

6

1

86%

(n = 7)

       

Deep invasive

6

0

0

100%

6

0

100%

(n = 6)

       

Carcinoma in situ

8

0

1

89%

8

1

89%

(n = 10)

       
    

Specificity

  

Specificity

Negative(n = 80)

6

13

72

90%

4

76

95%