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Table 3 Relationship between type of IMTM and morphologic shape of the mandible on CBCT images

From: Panoramic radiography and cone-beam computed tomography findings in preoperative examination of impacted mandibular third molars

Shape of the mandible

Types of IMTM

Chi-square

P value

 

Vertical

Horizontal

Angular

Total

  

Round

n

35

34

68

137

11.061

0.026*

%

25.5%

24.8%

49.6%

100.0%

Lingual extended

n

7

7

10

24

%

29.2%

29.2%

41.7%

100.0%

Lingual concave

n

60

29

48

137

%

43.8%

21.2%

35.0%

100.0%

Total

n

102

70

126

298

%

34.2%

23.5%

42.3%

100.0%

  1. *Statistically significant difference p < 0.05.
  2. IMTM: Impacted mandibular third molar.