Table 6 Vertical skeletal analysis: vertical parameters and symmetry values

Strictly vertical parameters

Facial ratio

Na-Me distance/Zy(L)-Zy(R) distance

Mandibular ratio

Co-Go distance/Go(R)-Go(L) distance

Vertical symmetry values

△ Md Ramus length (L.R)

Difference in distance between Md Ramus length (left and right) (mm)

Mean Md Ramus length (L.R)

Mean of the two distances Md Ramus length (left and right) (mm)