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Table 1 Visibility of the roof of the CM in the PR versus CBCT

From: The comparison of roof visibility of the mandibular canal between cone-beam computed tomography scans and panoramic radiograph images as dependent on the cortical bone thickness of the mandible

 

Visibility in PR

Visibility in CBCT

Visibility only in CBCT

No visibility in CBCT and PR

Total (significance)

P2

 Left

39.2% (125)

100% (319)

60.8% (194)

 

319 (p<0.001)

 Right

48.6% (156)

100% (321)

51.4% (165)

 

321 (p<0.001)

M1

 Left

12.9% (41)

100% (319)

87.1% (278)

 

319 (p<0.001)

 Right

13.4% (43)

100% (321)

86.6% (279)

 

321 (p<0.001)

M2

 Left

14.7% (47)

100% (319)

85.3% (273)

 

319 (p<0.001)

 Right

12.5% (40)

100% (320)

87.5% (281)

 

320 (p<0.001)

M3

 Left

28.2% (89)

96.8% (306)

68.7% (217)

3.2% (10)

316 (p<0.001)

 Right

37.5% (118)

96.2% (303)

58.7% (185)

3.8% (12)

315 (p<0.001)

  1. Visibility of the CM in the PR and CBCT in the individual jaw sections P2, M1, M2 and M3 respectively, left and right in percent (absolute)