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Table 2 Sensitivity and specificity of double-blind trials

From: Key considerations for the experimental training and evaluation of cancer odour detection dogs: lessons learnt from a double-blind, controlled trial of prostate cancer detection

Test (dog)

Detected by dog

Prostate cancer

Control

Total

Sensitivity (95%CI)

Specificity (95% CI)

1

Yes

2

13

15

  

(Dog A)

No

13

32

45

  
 

Total

15

45

60

0.13 (0.03 to 0.42)

0.71 (0.65 to 0.77)

2

Yes

2

14

16

  

(Dog A)

No

14

34

48

  
 

Total

16

48

64

0.13 (0.03 to 0.40)

0.71 (0.65 to 0.76)

3

Yes

4

12

16

  

(Dog B)

No

12

36

48

  
 

Total

16

48

64

0.25 (0.09 to 0.52)

0.75 (0.67 to 0.82)

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BMC Urology

ISSN: 1471-2490

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