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. 2021 Oct;10(10):2563–2572. doi: 10.21037/tp-21-437

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2021 Translational Pediatrics. All rights reserved.

Open Access Statement: This is an Open Access article distributed in accordance with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC BY-NC-ND 4.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0.

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Comparison of hard tissue cephalometric indexes. (A) Comparison of SNA. (B) Comparison of SNB. (C) Comparison of ANB. * P<0.05. SNA: the angle between the subspinale and sella at nasion (indicating the site of the maxilla in relation to the cranium); ANB: the angle between the subspinale and supraemental at nasion (indicating the association of maxilla and mandible in relation to the cranium); SNB: the angle between the supraemental and sella at nasion (indicating the site of the mandible in relation to the cranium). RG, research group; CG, control group.