pISSN 2234-7518
eISSN 2005-372X

Table. 2.

Pearson correlation analyses related to the vertical position of the maxillary first molar

Measurement Raw value Values calibrated toACB length Values calibrated toPCB length



Pearson correlation coefficient (r) p-value Pearson correlation coefficient (r) p-value Pearson correlation coefficient (r) p-value
Angular
Articular angle –0.095 0.338 0.161 0.105 0.146 0.142
Saddle angle 0.043 0.667 0.000 0.996 0.103 0.300
Upper gonial angle –0.233 0.018* –0.569 < 0.001*** –0.341 < 0.001***
Lower gonial angle 0.075 0.453 0.226 0.022* 0.334 0.001**
Björk sum –0.199 0.043* –0.015 0.883 0.347 < 0.001***
Facial axis –0.137 0.168 –0.339 < 0.001*** –0.330 0.001**
SN to Go-Me –0.200 0.043* –0.015 0.882 0.347 < 0.001***
SN to Y-axis 0.034 0.733 0.207 0.036* 0.250 0.011*
ODI 0.144 0.147 –0.098 0.327 –0.284 0.004**
Ratio
Facial height ratio 0.373 < 0.001*** 0.213 0.031* –0.294 0.003**
New linear
S to palatal plane 0.740 < 0.001*** 0.704 < 0.001*** 0.822 < 0.001***
N to palatal plane 0.665 < 0.001*** 0.696 < 0.001*** 0.884 < 0.001***
Or to palatal plane 0.560 < 0.001*** 0.552 < 0.001*** 0.731 < 0.001***
Ptm to palatal plane 0.361 < 0.001*** 0.395 < 0.001*** 0.659 < 0.001***
Po to palatal plane 0.358 < 0.001*** 0.348 < 0.001*** 0.616 < 0.001***
Ar to palatal plane 0.365 < 0.001*** 0.238 0.015* 0.679 < 0.001***

Pearson correlation analyses were performed.

ACB, anterior cranial base; PCB, posterior cranial base; ODI, overbite depth indicator.

*p < 0.05; **p < 0.01; ***p < 0.001.

See Figure 1 for definition of each landmark.

Korean J Orthod 2021;51:15~22 https://doi.org/10.4041/kjod.2021.51.1.15
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