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. 2014 Apr 4;6(3):175–181. doi: 10.1038/ijos.2014.15

Table 1. Definition of cephalometric variables.

Variables Definition
UM/PP Inferoposterior crossing angle of the axis of the upper first molar with the palatal plane
LM/MP Anterosuperior crossing angle of the axis of the lower first molar with the mandibular plane
SNA Inferoposterior crossing angle of the NA line with the anterior cranial base plane
SNB Inferoposterior crossing angle of the NB line with the anterior cranial base plane
ANB Value of the SNA angle minus the SNB angle
MP/SN Anteroinferior crossing angle of the mandibular plane with the anterior cranial base plane