Skip to main content

Table 4 Comparison of the changes in oropharynx and hyoid bone position among the extraction patients with different skeletal patterns

From: Oropharynx and hyoid bone changes in female extraction patients with distinct sagittal and vertical skeletal patterns: a retrospective study

Variable Class I-norm Class I-hyper Class II-norm Class II-hyper Class I-norm vs Class I-hyper Class I-norm vs Class II-norm Class I-hyper vs Class II-hyper Class II-norm vs Class II-hyper
T0
Mean (SD)
T1
Mean (SD)
p T0
Mean (SD)
T1
Mean (SD)
p T0
Mean (SD)
T1
Mean (SD)
p T0
Mean (SD)
T1
Mean (SD)
p p p p p
Oropharynx
 Vol, mm3 16,393.0 (5127.0) 18,756.0 (7254.5) 0.035* 16,270.2 (5429.6) 18,552.4 (6312.2) 0.007* 16,708.3 (6318.0) 17,405.3 (5824.7) 0.345 15,123.3 (5238.0) 16,414.8 (6020.5) 0.089 0.511 0.029* 0.623 0.866
 MCA, mm2 250.6 (97.5) 288.1 (158.0) 0.176 232.1 (104.7) 264.8 (109.4) 0.084 249.6 (113.4) 263.7 (107.1) 0.405 241.0 (135.7) 250.4 (121.4) 0.687 0.764 0.085 0.033* 0.231
 PNS-AP 27.8 (4.2) 28.5 (2.9) 0.265 26.5 (3.8) 27.7 (3.3) 0.018* 27.7 (4.4) 28.1 (3.3) 0.446 26.5 (4.0) 27.6 (4.3) 0.050* 0.457 0.130 0.086 0.184
 PNS-lateral 37.3 (5.7) 40.0 (7.2) 0.006* 38.3 (6.3) 40.0 (6.1) 0.001* 39.0 (5.2) 40.1 (4.6) 0.016* 37.8 (5.1) 38.7 (5.6) 0.129 0.835 0.238 0.615 0.136
 PNS-AP/ lateral 0.71 (0.12) 0.73 (0.11) 0.237 0.68 (0.13) 0.70 (0.12) 0.797 0.69 (0.14) 0.68 (0.07) 0.299 0.72 (0.17) 0.72 (0.10) 0.441 0.348 0.690 0.469 0.160
 E-AP 13.4 (2.7) 13.5 (3.8) 0.862 12.3 (3.9) 12.5 (4.1) 0.843 12.8 (3.7) 13.0 (3.6) 0.716 12.5 (3.1) 13.0 (3.5) 0.326 0.06 0.158 0.591 0.287
 E- lateral 30.3 (3.0) 31.4 (3.5) 0.034* 30.5 (3.4) 31.2 (3.3) 0.148 31.4 (2.8) 31.7 (3.0) 0.481 31.1 (3.7) 31.6 (3.4) 0.153 0.312 0.456 0.738 0.781
 E-AP/lateral 0.44 (0.09) 0.43 (0.10) 0.171 0.40 (0.12) 0.42 (0.10) 0.465 0.40 (0.10) 0.41 (0.10) 0.719 0.40 (0.09) 0.41 (0.11) 0.349 0.176 0.425 0.976 0.584
Hyoid
 H-Eb 8.7(1.5) 8.5 (1.9) 0.750 8.6(3.1) 9.0 (2.8) 0.147 7.9(1.9) 7.7 (1.5) 0.470 7.5(1.7) 7.6 (1.7) 0.678 0.186 0.988 0.333 0.450
 H-Me 44.4(4.7) 46.0 (5.6) 0.181 45.1(4.9) 47.0 (6.6) 0.051 44.1(5.1) 44.5 (5.9) 0.580 42.3(3.7) 43.0 (4.2) 0.229 0.300 0.315 0.355 0.397
 H-C3 28.0(3.0) 28.0 (3.2) 0.965 26.5(3.0) 26.9 (3.1) 0.413 27.0(3.0) 27.0 (3.1) 0.918 26.0(3.4) 26.7 (2.6) 0.117 0.556 0.922 0.655 0.190
 H-X 9.8(6.3) 8.2 (6.4) 0.142 7.2(7.2) 5.5 (7.4) 0.060 6.9(5.4) 6.5 (6.9) 0.637 3.9(5.3) 3.7 (7.0) 0.720 0.950 0.361 0.236 0.934
 H-Y 93.2(5.8) 93.3 (5.2) 0.919 95.5(5.3) 96.5 (5.0) 0.103 95.0(4.7) 95.5 (5.4) 0.372 93.2(7.0) 92.7 (6.6) 0.221 0.492 0.706 0.041* 0.149
  1. *P < 0.05