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Table 3 AUC values according to scan modes and implant types for 1st and 2nd readings of the observers

From: Comparison of the different voxel sizes in the estimation of peri-implant fenestration defects using cone beam computed tomography: an ex vivo study

 

Observer 1

Observer 2

Observer 3

Voxel size

Implant type

1st reading

AUC–SE

2nd reading

AUC–SE

p values (≤ 0.005)

1st reading

AUC–SE

2nd reading

AUC–SE

p values (≤ 0.005)

1st reading

AUC–SE

2nd reading

AUC–SE

p values (≤ 0.005)

1

1 (a)

0.771–0.102

0.826–0.090

a-b

0.819–0.090

0.826–0.091

a-b

0.826–0.091

0.826–0.089

a-b

2 (b)

0.580–0.106

0.583–0.206

0.208–0.215

0.333–0.217

0.500–0.219

0.625–0.240

2

1 (a)

0.816–0.093

0.826–0.090

a–b

0.799–0.093

0.812–0.093

a-b

0.875–0.080

0.771–0.101

a-b

2 (b)

0.667–0.122

0.500–0.219

0.417–0.309

0.417–0.230

0.458–0.233

0.625–0.240

3

1 (a)

0.819–0.093

0.917–0.066

a-b

0.823–0.092

0.785–0.101

a-b

0.833–0.090

0.875–0.139

a-b

2 (b)

0.691–0.097

0.500–0.219

0.417–0.309

0.208–0.215

0.500–0.219

0.667–0.248

4

1 (a)

0.806–0.094

0.826–0.090

a-b

0.799–0.096

0.799–0.096

a-b

0.875–0.139

0.771–0.102

a-b

2 (b)

0.688–0.118

0.500–0.219

0.417–0.309

0.667–0.248

0.583–0.248

0.417–0.230

5

1 (a)

0.792–0.097

0.819–0.092

a-b

0.778–0.098

0.799–0.096

a-b

0.726–0.107

0.792–0.097

a-b

2 (b)

0.580–0.106

0.417–0.230

0.500–0.354

0.417–0.230

0.417–0.230

0.625–0.240

  1. Abbreviations: SE standart error, 1st first, 2nd second readings; voxel sizes: (1) 0.075 mm3, (2) 0.100 mm3, (3) 0.150 mm3, (4) 0.200 mm3, (5) 0.400 mm3; implant types: (1) titanium implant, (2) zirconium implant
  2. Same letters indicate statistical significance 0.005