Table 2 Individual AUC (area under the curve) values of the 16 observers for the first (1) and second (2) trials of the digital volume tomography (CBCT) and intraoral images (DIR) image acquisition methods.

From: Detectability of simulated apical lesions on mandibular premolars and molars between radiographic intraoral and cone-beam computed tomography images: an ex vivo study

Observer

CBCT/1

DIR/1

CBCT/2

DIR/2

1

0.963

0.912

0.910

0.810

2

1.000

0.833

0.932

0.845

3

0.914

0.895

0.866

0.843

4

0.903

0.939

1.000

0.916

5

0.982

0.840

0.938

0.819

6

0.906

0.872

0.938

0.875

7

0.932

0.916

1.000

0.829

8

1.000

0.913

1.000

0.924

9

0.982

0.896

1.000

0.921

10

0.903

0.863

0.919

0.782

11

0.965

0.883

0.949

0.834

12

0.903

0.900

0.998

0.909

13

0.896

0.778

1.000

0.808

14

0.906

0.887

1.000

0.903

15

0.906

0.815

0.906

0.906

16

0.950

0.709

1.000

0.870

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