Table 3 Statistic results of the16 observers pooled for digital volume tomography (CBCT) and intraoral images (DIR), first trial (1st) and second trials (2nd), respectively (AUC = area under the curve; α = 5%, p < 0.001; Youden index).

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

Method

CBCT/1

DIR/1

CBCT/2

DIR/2

AUC

0.935

0.859

0.960

0.862

Sensitivity

0.89

0.79

0.93

0.79

Specificity

0.96

0.87

0.98

0.91

Optimal threshold

0.85

0.66

0.91

0.70