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Table 4 Significance (p-values) for pair-wise comparisons of the utilities of all test-frequency combinations.

From: A labelled discrete choice experiment adds realism to the choices presented: preferences for surveillance tests for Barrett esophagus

 

Saliva swab 2×

Saliva swab 3×

Saliva swab 5×

Saliva swab 10×

Saliva swab 40×

Video capsule 2×

Video capsule 3×

Video capsule 5×

Video capsule 10×

Video capsule 40×

Endoscopy 2×

Endoscopy 3×

Endoscopy 5×

Endoscopy 10×

Endoscopy 40×

Saliva swab 2×

-

              

Saliva swab 3×

< .0001

-

             

Saliva swab 5×

< .0001

< .0001

-

            

Saliva swab 10×

< .0001

< .0001

< .0001

-

           

Saliva swab 40×

< .0001

< .0001

< .0001

0.24

-

          

Video capsule 2×

< .0001

0.29

0.00

< .0001

< .0001

-

         

Video capsule 3×

< .0001

< .0001

0.00

0.04

0.00

< .0001

-

        

Video capsule 5×

< .0001

< .0001

< .0001

< .0001

0.22

< .0001

< .0001

-

       

Video capsule 10×

< .0001

< .0001

< .0001

< .0001

0.00

< .0001

< .0001

0.01

-

      

Video capsule 40×

< .0001

< .0001

< .0001

0.62

0.39

< .0001

0.01

0.08

< .0001

-

     

Endoscopy 2×

< .0001

0.01

0.00

< .0001

< .0001

0.11

0.01

< .0001

< .0001

< .0001

-

    

Endoscopy 3×

< .0001

< .0001

< .0001

0.40

0.00

< .0001

< .0001

0.00

< .0001

0.02

< .0001

-

   

Endoscopy 5×

< .0001

< .0001

< .0001

< .0001

0.01

< .0001

< .0001

0.16

0.30

0.00

< .0001

< .0001

-

  

Endoscopy 10×

< .0001

< .0001

< .0001

< .0001

0.01

< .0001

< .0001

0.10

0.23

0.00

< .0001

< .0001

0.85

-

 

Endoscopy 40×

< .0001

< .0001

0.01

0.01

< .0001

< .0001

< .0001

< .0001

< .0001

< .0001

< .0001

0.03

< .0001

< .0001

-

  1. Bold p-values highlight non-significant differences
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BMC Medical Research Methodology

ISSN: 1471-2288

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