Superimposition of the cephalometric tracings obtained before and after treatment of case with premolar tooth extraction.

Superimposition of the cephalometric tracings obtained before and after treatment of case with premolar tooth extraction.

<p>These showed differences between dental, skeletal, and soft tissue parameters before and after treatment.</p>

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Bibliographic Details
Main Author:	Lijuan Liu (136685) (author)
Other Authors:	Yuting Liu (270221) (author), Kai Guo (54091) (author), Haojie Ma (2885495) (author), Fanghong Yang (6730319) (author)
Published:	2025
Subjects:	Biochemistry Medicine Cell Biology Molecular Biology Physiology Biotechnology Ecology Developmental Biology Cancer Infectious Diseases Environmental Sciences not elsewhere classified Biological Sciences not elsewhere classified Chemical Sciences not elsewhere classified temporary anchorage devices patients ’ profiles lateral cephalograms taken 9 skeletal indicators 64 ± 5 36 ± 4 71 ± 0 43 ± 0 39 ± 0 30 ± 0 22 ± 0 01 ± 0 00 ± 0 compensatory lingual inclination neutral occlusal relationship lower lip protrusion 77 ± 1 76 ± 8 76 ± 1 73 ± 4 02 ± 1 l1 (°), sna showed significant effects significantly reduced (< significantly larger decrease lip difference increased hard tissue changes 7 dental indicators significant differences noted compensatory orthodontic treatment premolar extraction group group differences non mm ), l1 nb (°), u1 mandibular plane angle snb ), decreased group differences premolar extraction occlusal plane compensatory treatment treatment group mandibular incisor lower incisors 73 °), (- 8 05 ), significant reduction increased significantly decreased significantly 93 mm 61 mm 60 mm 58 mm 52 mm 42 mm 14 mm xlink "> wits increased variance accounting upper incisors treatment values study aimed statistical analyses sn angle perform measurements observational study nb distance nb angle molars reached long axis counterclockwise movement cephalometric measurements camouflage treatment based approaches 96 °) 93 °) 91 years 57 °), 55 °) (- 7
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