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Table. 5.

Comparison of alveolar bone density (HU) changes according to the depths

Site BC (p-value) LC (p-value) Can (p-value)
Maxilla Tuberosity 0.624 0.142 -
Molar 0.107 0.571 0.285
Premolar 0.787 0.511 0.117
Incisal 0.401 0.904 0.295
Mandible Retromolar pad 0.345 0.337 0.823
Molar 0.582 0.243 0.166
Premolar 0.675 0.945 0.817
Incisal 0.377 0.148 0.859

An independent-samples Kruskal–Wallis test was performed.

HU, Hounsfield units; BC, buccal cortical bone; LC, lingual cortical bone; Can, cancellous bone.

Korean J Orthod 2020;50:157~169 https://doi.org/10.4041/kjod.2020.50.3.157
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