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Table 1 Comparison of the anthropometric measurement of the maxillofacial bone in control and experimental group

From: Botulinum toxin A injection into the anterior belly of the digastric muscle increased the posterior width of the maxillary arch in developing rats

Variables

Control

Digastric

P value

Mean ± SD

Mean ± SD

Vertical measurement (mm)

 Ramus height I

5.44 ± 0.17

5.42 ± 0.18

0.872

 Ramus height II

4.09 ± 0.22

3.99 ± 0.20

0.480

 Ramus height III

3.87 ± 0.20

3.91 ± 0.16

0.754

 Corpus height

2.11 ± 0.33

2.25 ± 0.15

0.283

Sagittal measurement

 Mandibular plane angle I (degree)

107.72 ± 2.20

108.12 ± 2.92

0.791

 Mandibular plane angle II (degree)

154.26 ± 4.27

158.17 ± 7.83

0.266

 Total mandibular length (mm)

11.50 ± 0.21

11.59 ± 0.30

0.524

 Corpus length (mm)

9.91 ± 0.84

10.60 ± 0.38

0.142

Transverse measurement (mm)

 Zygomatic arch width

12.55 ± 0.21

12.10 ± 0.30

0.025*

 Maxillary point (key ridge) width

5.04 ± 0.09

5.95 ± 0.69

0.020*

 Mandibular molar width

4.46 ± 0.13

4.40 ± 0.22

0.600

 Bicondylar width

10.43 ± 0.14

10.25 ± 0.07

0.027*

 Bigonial mandibular width

9.76 ± 0.41

9.29 ± 0.26

0.068

  1. (*P < 0.05)