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Table 2 Relationship between the linear measurements of the hard palate and sex, and skeletal and breathing patterns

From: Do the dimensions of the hard palate have a relationship with the volumes of the upper airways and maxillary sinuses? A CBCT study

  Linear measurements of the hard palate
First premolars region First molars region
Hard palate width Hard palate height Hard palate width Hard palate height
Mean (mm) SD p-value Mean (mm) SD p-value Mean (mm) SD p-value Mean (mm) SD p-value
Sex
 Male 29.018 2.799 p < 0.0001* 9.597 3.188 0.4563 36.283 3.440 p < 0.0001* 13.663 2.719 p < 0.0001*
 Female 27.509 2.606 9.100 2.266 33.692 2.904 11.761 2.137
Skeletal malocclusion
 Class I 28.298 2.647 0.6957 9.153 2.835 0.1646 35.038 3.208 0.6733 12.454 2.563 0.4598
 Class II 28.005 2.929 9.827 2.542 34.432 3.528 12.596 2.729
 Class III 28.514 2.882 8.889 2.868 35.621 3.575 13.268 2.450
Facial type
 Brachycephalic 28.970A 2.761 0.0032* 8.782B 2.641 0.0154* 35.759 3.349 0.0507 12.200B 2.586 0.0038*
 Mesocephalic 27.919B 2.810 9.438AB 2.777 34.677 3.393 12.626B 2.388
 Dolichocephalic 27.409B 2.550 10.223A 2.724 33.869 3.294 13.675A 2.783
Breathing pattern
 Nasal 28.510 2.897 0.4446 9.432 2.761 0.9774 35.315 3.566 0.5095 12.895 2.692 0.5390
 Mouth 27.657 2.497 9.146 2.753 34.150 2.964 12.222 2.378
  1. SD Standard deviation
  2. *Statistically significant (p < 0.05)—ANOVA
  3. Different letters indicate significant difference among facial type for oropharynx volume, according to Post-Hoc de Tukey—ANOVA