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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: Clin Oral Investig. 2021 Jul 17;26(1):875–887. doi: 10.1007/s00784-021-04066-5

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.