pISSN 2234-7518
eISSN 2005-372X

Table. 1.

Pretreatment and posttreatment measurements of cephalometric analysis

Measurement Pre-
treatment
Post-
treatment
Change
Skeletal
SNA (°) 73.15 72.80 −0.35
SNB (°) 64.10 62.69 −1.41
ANB (°) 9.04 10.12 +1.08
FMA (°) 46.70 44.70 −2.00
OP-FH (°) 17.72 19.46 +1.74
YTI (mm) −0.92 1.74 +2.66
PHI (%) 66.45 55.15 −11.30
Dental
U1 to FH (°) 115.08 106.73 −8.35
U1 exposure (mm) 13.00 8.94 −4.06
L1 to APog (mm) 2.17 7.58 +5.41
IMPA (°) 95.52 89.21 −6.31
U6 to PP (mm) 33.14 29.22 −3.92
Mx IMW 41.25 43.51 +2.26
Mn IMW 44.13 43.90 −0.23
Soft tissue
Superior airway
width (mm)
23.69 25.25 +1.56
Inferior airway
width (mm)
7.62 9.68 +2.06

SNA, sella-nasion-A point; SNB, sella-nasion-B point; ANB, A point-nasion-B point; FMA, Frankfort-mandibular plane angle; OP-FH, occlusal plane-Frankfort horizontal plane angle; YTI, Yonsei transverse index; PHI, palatal height index; U1, upper incisor; L1, lower incisor; Pog, pogonion; IMPA, lower incisor to mandibular plane angle; U6, upper first molar; PP, palatal plane; Mx IMW, maxillary intermolar width, distance between the central fossae of the right and left first maxillary molars; Mn IMW, mandibular intermolar width, distance between the tips of the distobuccal cusps of the right and left first mandibular molars.

Korean J Orthod 2022;52:372~382 https://doi.org/10.4041/kjod22.158
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