Table 3:
Correlation between mandibular measurements with AHI and Protrusion.
AHI | Protrusion | |||
---|---|---|---|---|
|
||||
Mandibular variables | T0 | Δ | Maximum | Therapeutic |
p-value (r-value) | p-value (r-value) | p-value (r-value) | p-value (r-value) | |
Linear | ||||
Condylar height | 0.666 (−0.103) | 0.558 (−0.139) | 0.496 (−0.161) | 0.534 (−0.148) |
Condylar width | 0.712 (0.088) | 0.750 (−0.076) | 0.742 (0.078) | 0.974 (0.008) |
Condylar width | 0.061 (−0.426) | 0.593 (0.127) | 0.171 (−0.319) | 0.191 (−0.305) |
Ramus height | 0.897 (−0.031) | 0.664 (0.104) | 0.841 (−0.048) | 0.845 (0.047) |
Mandibular length | 0.619 (−0.119) | 0.460 (0.175) | 0.955 (−0.013) | 0.613 (−0.121) |
Intergonial width | 0.317 (−0.236) | 0.417 (0.192) | 0.966 (0.010) | 0.425 (−0.189) |
Intercondylar width | 0.851 (−0.045) | 0.886 (0.034) | 0.416 (0.192) | 0.718 (0.086) |
Mandibular corpus anterior width | 0.553 (0.141) | 0.839 (−0.049) | 0.586 (−0.130) | 0.636 (−0.113) |
Mandibular linear anterior rotation (anteroposterior) | 0.480(−0.168) | 0.411 (−0.195) | 0.826 (0.052) | 0.957 (0.013) |
Mandibular linear anterior rotation (superoinferior) | 0.199 (−0.300) | 0.336 (0.227) | 0.857 (0.043) | 0.792 (0.063) |
Angular | ||||
Mandibular ramus facial angle | * 0.031 (0.896) | 0.097 (0.685) | 0.075 (0.752) | 0.156 (0.511) |
Gonial angle | 0.117 (0.624) | 0.110 (0.645) | 0.109 (0.647) | * 0.049 (0.837) |
Condylar inclination | 0.105 (0.659) | 0.179 (0.450) | 0.295 (0.206) | 0.331 (0.153) |
Mandibular corpus posterior angle | 0.174 (0.464) | 0.166 (0.486) | 0.223 (0.344) | 0.270 (0.249) |
Mandibular corpus curve angle | 0.343 (0.139) | 0.291 (0.213) | 0.267 (0.255) | 0.255 (0.277) |
Intercondylar angle | 0.397 (0.083) | 0.266 (0.258) | 0.188 (0.427) | 0.224 (0.343) |
Mandibular ramus angular rotation | 0.178 (0.452) | 0.077 (0.748) | 0.160 (0.501) | 0.252 (0.285) |
Mandibular anterior angular rotation | 0.189 (−0.306) | 0.835 (−0.050) | 0.827 (0.052) | 0.922 (0.024) |
Volume/area | ||||
Mandibular volume | 0.424 (0.189) | 0.935 (0.019) | 0.473 (−0.170) | 0.415 (−0.193) |
Condyle volume | 0.154 (0.331) | 0.885 (−0.035) | 0.937 (−0.019) | 0.603 (−0.124) |
p <0.05, Paired t test (mean ± SD). AHI = Apnea and hypopnea index.