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Table 4 Multiple comparisons between the AUC values of visual examination (VE), bitewing radiography (BWR), near-infrared transillumination (NIRT), laser fluorescence measurement (LF) and alternating current impedance spectroscopy (ACIS) with and without visual examination (VE) are calculated at three diagnostic thresholds

From: Comparison of novel and established caries diagnostic methods: a clinical study on occlusal surfaces

AUROC difference

VE

BWR

NIRT

LF

ACIS

VE/BWR

VE/NIRT

VE/LF

VE/ACIS

Caries detection threshold

VE

0.25

0.34

0.09

0.11

0.03

0.34

0.00

0.01

BWR

 

0.09

0.16

0.13

0.28

0.09

0.26

0.26

NIRT

  

0.25

0.23

0.36

0.00

0.34

0.34

LF

   

0.02

0.12

0.25

0.10

0.09

ACIS

    

0.14

0.23

0.12

0.12

VE/BWR

     

0.36

0.02

0.02

VE/NIRT

      

0.34

0.34

VE/LF

       

0.00

VE/ACIS

        

Enamel caries detection threshold

VE

0.31

0.38

0.28

0.18

0.13

0.38

0.08

0.04

BWR

 

0.07

0.03

0.13

0.44

0.07

0.22

0.34

NIRT

  

0.10

0.20

0.51

0.00

0.29

0.41

LF

   

0.10

0.41

0.10

0.20

0.32

ACIS

    

0.31

0.20

0.10

0.22

VE/BWR

     

0.51

0.21

0.09

VE/NIRT

      

0.29

0.41

VE/LF

       

0.12

VE/ACIS

        

Dentin caries detection threshold

VE

0.35

0.32

0.31

0.29

0.35

0.32

0.31

0.29

BWR

 

0.03

0.04

0.05

0.03

0.03

0.04

0.05

NIRT

  

0.01

0.02

0.00

0.00

0.01

0.02

LF

   

0.01

0.04

0.01

0.00

0.01

ACIS

    

0.05

0.02

0.01

0.00

VE/BWR

     

0.03

0.04

0.05

VE/NIRT

      

0.01

0.02

VE/LF

       

0.01

VE/ACIS

        

  1. Statistically significant values are marked in bold