Assessment of the Mandibular Incisive Canal by Panoramic Radiograph and Cone-Beam Computed Tomography
Table 1
Agreement between examiners by type of examination for identification of the mandible incisive canal [MIC].
Type of exams and sides
Identification of the MIC by examiners E1 and E2
Agreement rates %
values*
Not identified by both examiners
Identified by both examiners
Identified by E1 but not by E2
Identified by E2 but not by E1
PAN
R
77 [51.3]
25 [16.7]
31 [20.7]
17 [11.3]
68.0
0.280
L
87 [58.0]
18 [12.0]
23 [15.3]
22 [14.7]
70.0
0.239
Total [R + L]
164 [54.7]
43 [14.3]
54 [18.0]
39 [13.0]
69.0
0.262
CBCT
R
1 [0.7]
133 [88.7]
8 [5.3]
8 [5.3]
89.3
0.054
L
8 [5.4]
117 [79.1]
13 [8.8]
10 [6.8]
83.3
0.321
Total # [R + L]
9 [3.0]
250 [83.9]
21 [7.0]
18 [6.0]
86.9
0.244
Coefficient of agreement; number of identifications [percent rate of identifications in parentheses]. PAN: panoramic radiograph; CBCT: cone-beam computed tomography; R: right side; L: left side; E: examiner. # Two cases of CBCT were not analyzed by E1 and were excluded from the comparison.