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Table 1 Summary of the patient’s cephalometric measurements

From: Botulinum toxin-A injection into the anterior belly of the digastric muscle for the prevention of post-operative open bite in class II malocclusions: a case report and literature review

Measurement Pre-operative Immediate 15 months later
1. Sagittal relation
 SNA (deg) 75.0 77.6 75.9
 SNB (deg) 67.3 73.7 70.7
 ANB (deg) 7.7 2.4 4.7
 Mandibular length (mm) 109.2 116.9 117.3
 Midfacial length (mm) 82.9 88.2 86.4
2. Vertical relation
 Mandibular plane (deg) 47.3 35.7 41.3
 Occlusal plane SN (deg) 28.9 26.0 28.9
 Palatal plane angle (deg) 7.2 8.0 7.3
 Gonial angle (deg) 128.9 129.2 128.3
 Lower anterior facial height (mm) 81.3 76.2 76.4
 Y axis (deg) 70.1 58.5 62.1
3. Dental relation
 Incisor overbite (mm) − 2.4 1.9 3.2
 Incisor overjet (mm) 7.8 3.9 3.7
4. Soft T. relation
 Nasolabial angle (deg) 99.1 108.8 93.5
 Upper lip to E-line (mm) 2.3 −2.1 −0.6
 Lower lip to E-line (mm) 6.8 11.5 4.6