Table 5 The Influence of surgical skeletal movements on changes in airway space
Nasopharyngeal airway change | oropharynx airway change | velopharynx airway change | Total airway change | MCA(mm2) | MCA-TV(mm) | MCA-AP(mm) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Movement directions | β | P | β | P | β | P | β | P | β | P | β | P | β | P | |
Point A (mm) | Anteroposterior | -9.550 | 0.945 | -42.772 | 0.762 | -184.273 | 0.194 | -236.594 | 0.461 | -4.948 | 0.340 | -0.057 | -0.286 | -0.251 | 0.537 |
Vertical | 27.969 | 0.858 | -127.324 | 0.423 | 163.898 | 0.301 | 64.544 | 0.857 | -2.264 | 0.696 | -0.395 | -1.767 | 0.044 | 0.923 | |
Point B (mm) | Anteroposterior | 134.917 | 0.139 | 350.044** | 0.000 | 311.498** | 0.001 | 796.459** | 0.000 | 10.958** | 0.002 | 0.185 | 1.432 | 0.727** | 0.008 |
Vertical | 19.695 | 0.541 | -24.109 | 0.460 | 0.244 | 0.994 | -4.170 | 0.955 | -0.847 | 0.478 | -0.020 | -0.425 | -0.042 | 0.654 | |
Point PNS (mm) | Anteroposterior | -134.444 | 0.110 | -110.227 | 0.193 | -10.178 | 0.903 | -254.849 | 0.185 | -2.414 | 0.433 | -0.151 | -1.274 | -0.077 | 0.750 |
Vertical | 176.200 | 0.362 | -171.791 | 0.380 | -322.541 | 0.102 | -318.13 | 0.473 | 1.833 | 0.797 | 0.020 | 0.740 | 0.319 | 0.570 | |
Mandibular plane Angle (°) | 72.699 | 0.581 | -71.900 | 0.590 | -147.509 | 0.270 | -146.709 | 0.628 | 0.008 | 0.999 | 0.022 | 0.116 | 0.165 | 0.667 | |
Occlusal plane Angle (°) | 139.075 | 0.222 | 211.153 | 0.07 | -10.587 | 0.926 | 339.640 | 0.195 | 0.570 | 0.892 | 0.088 | 0.546 | -0.067 | 0.838 | |