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Table 2 Bone width in millimeters of the maxillary and mandibular body

From: Craniofacial height in relation to cross-sectional maxillary and mandibular morphology

  High-angle group Normal-angle group Low-angle group Significance
  \( \overline{x} \) Range SD \( \overline{x} \) Range SD \( \overline{x} \) Range SD Overall Multiple comparisons
High-normal Normal-low High-low
Maxilla
 UP-MOL-R W1 14.2 10.2–17.7 1.6 14.1 11.7–17.6 1.3 13.7 9.9–17.1 1.5 0.263 0.953 0.425 0.272
W2 16.1 10.5–21.4 2.4 15.9 12.7–21.9 1.9 15.9 10.5–21.0 2.1 0.899 0.913 1.000 0.919
 UP-PRE-R W1 9.0 5.5–11.7 1.3 9.3 7.0–11.9 1.1 9.2 7.13–11.8 1.2 0.239 0.208 0.655 0.690
W2 10.4 6.6–16.4 2.2 10.4 6.2–15.5 1.8 10.6 7.3–15.9 2.0 0.815 0.976 0.908 0.804
 UP-MID W1 6.9 4.8–10.5 1.4 7.1 4.9–8.8 1.0 6.9 4.1–10.5 1.4 0.631 0.652 0.721 0.993
W2 12.6 7.4–17.1 2.1 12.0 7.5–16.4 2.5 12.3 8.4–19.3 2.5 0.262 0.231 0.724 0.657
 UP-PRE-L W1 9.0 5.7–12.1 1.2 9.3 6.2–12.3 1.1 9.1 7.3–12.4 1.2 0.539 0.508 0.873 0.813
W2 10.0 6.5–16.3 1.9 10.4 7.1–14.1 1.7 10.5 6.4–17.1 2.0 0.345 0.458 0.990 0.381
 UP-MOL-L W1 13.8 10.8–18.1 1.7 13.8 11.4–16.0 1.2 13.4 10.2–16.8 1.3 0.175 0.994 0.261 0.218
W2 15.9 10.2–20.4 2.1 15.9 12.0–18.9 1.8 15.3 10.2–19.8 1.9 0.292 0.728 0.694 0.259
Mandible
 LO-MOL-R W1 12.8 7.5–17.0 1.9 13.0 9.2–16.4 1.9 13.2 6.8–17.8 2.0 0.460 0.730 0.879 0.432
W2 10.8 6.3–14.3 1.6 11.0 6.2–14.1 1.6 10.7 6.2–14.6 1.6 0.661 0.817 0.646 0.956
 LO-PRE-R W1 9.7 7.0–13.5 1.7 10.4 5.1–15.8 2.1 10.6 6.3–15.4 1.9 0.035* 0.138 0.824 0.035*
W2 9.4 5.6–12.4 1.7 10.0 5.6–13.7 1.8 9.8 5.8–14.2 1.7 0.122 0.111 0.801 0.352
 LO-MID W1 6.4 2.5–10.3 1.5 7.3 4.0–11.6 1.6 8.2 4.8–12.1 1.6 0.000* 0.004* 0.006* 0.000*
W2 12.3 7.7–17.0 2.1 13.5 8.6–22.8 2.4 14.1 7.3–17.7 1.9 0.000* 0.005* 0.282 0.000*
 LO-PRE-L W1 9.5 6.5–13.7 1.6 10.4 5.8–15.5 2.0 10.5 6.5–15.4 2.0 0.005* 0.025* 0.914 0.008*
W2 9.4 5.7–12.9 1.8 10.2 6.2–13.9 1.7 10.0 6.2–14.6 1.7 0.045* 0.045* 0.833 0.164
 LO-MOL-L W1 13.0 7.0–17.1 1.9 13.3 9.0–17.0 1.9 13.3 6.2–17.1 2.0 0.528 0.677 0.970 0.529
W2 10.6 7.0–14.0 1.4 11.0 5.4–14.6 1.7 10.9 7.1–14.9 1.6 0.812 0.420 0.888 0.706
  1. W1 demonstrates the coronal width measurements, and W2 demonstrates the apical width measurements. Y-axis (mm)
  2. UP-MOL-R upper molar right, UP-PRE-R upper premolar right, UP-MID upper midline, UP-PRE-L upper premolar left, UP-MOL-L upper molar left, LO-MOL-R lower molar right, LO-PRE-R lower premolar right, LO-MID lower midline, LO-PRE-L lower premolar left, LO-MOL-L lower molar left, \( \overline{x} \) mean value
  3. *Statistically significant difference (p value < 0.05)