Skip to main content

Table 4 Sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) for 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

 

Sensitivity

Specifity

PPV

NPV

Voxel size

Implant

type

Observer 1

Observer 2

Observer 3

Observer 1

Observer 2

Observer 3

Observer 1

Observer 2

Observer 3

Observer 1

Observer 2

Observer 3

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

Readings 1st 2nd

1

1

0.75–0.66

0.75–0.66

0.66–0.58

0.91–0.91

0.91–0.91

1.00–0.91

0.73–0.76

0.78–0.69

0.74–0.80

0.78–0.73

0.78–0.73

0.75–0.68

2

0.50–0.00

0.50–0.00

0.00–0.50

0.83–0.83

0.83–0.83

0.83–0.83

0.50–0.00

0.00–0.00

0.00–0.50

0.75–0.62

0.71–0.71

0.71–0.83

2

1

0.75–0.66

0.75–0.66

0.58–0.66

0.83–0.91

0.91–0.91

1.00–0.83

0.78–0.75

0.80–0.79

0.75–0.73

0.76–0.73

0.83–0.71

0.71–0.83

2

0.00–0.00

0.50–0.00

0.00–0.50

0.68–0.73

0.83–0.83

0.83–0.83

0.00–0.00

0.50–0.00

0.00–0.50

0.71–0.71

0.68–0.73

0.69–0.65

3

1

0.75–0.66

0.66–0.66

0.66–0.58

0.83–0.91

0.91–0.91

0.91–0.83

0.90–0.84

0.93–0.86

0.89–0.76

0.76–0.73

0.73–0.73

0.83–0.83

2

0.50–0.00

0.50–0.00

0.50–0.50

0.68–0.73

0.83–0.83

0.83–0.83

0.50–0.00

0.50–0.00

0.50–0.50

0.83–0.71

0.83–0.71

0.69–0.65

4

1

0.75–0.66

0.66–0.66

0.66–0.58

0.83–0.91

0.91–0.91

1.00–0.83

0.84–0.77

0.80–0.77

0.76–0.82

0.76–0.73

0.73–0.73

0.83–0.71

2

0.50–0.00

0.50–0.50

0.50–0.00

0.68–0.73

0.83–0.83

0.83–0.83

0.50–0.00

0.50–0.50

0.50–0.00

0.83–0.71

0.83–0.83

0.75–0.66

5

1

0.75–0.66

0.75–0.66

0.66–0.50

0.83–0.91

0.91–0.91

1.00–0.83

0.67–0.72

0.71–0.70

0.61–0.59

0.76–0.73

0.68–0.73

0.75–0.62

2

0.50–0.00

0.50–0.00

0.00–0.50

0.66–0.83

0.83–0.91

0.83–0.83

0.33–0.00

0.33–0.00

0.00–0.50

0.80–0.71

0.85–0.71

0.71–0.83

  1. Abbreviations: PPV positive predictive value, NPV negative predictive value, 1st first, 2nd second; 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