pISSN 2234-7518
eISSN 2005-372X

Table. 3.

Comparison of the cephalometric variables between groups 1 and 2 at T0

Variable Group 1 Group 2 p-value


Mean SD Mean SD
Skeletodental A-VRP (mm) 56.61 3.51 60.00 5.47 0.123
SNA (°) 74.18 2.79 73.53 3.46 0.618
A-N perp (mm) −3.62 3.11 −2.25 3.27 0.305
SNB (°) 75.48 2.84 73.42 2.74 0.084
B-N perp (mm) −3.31 4.23 −4.03 2.78 0.629
SN-Pog (°) 75.55 2.71 73.56 2.86 0.094
Pog-N perp (mm) −3.36 4.62 −3.56 3.18 0.903
ANB (°) −1.29 2.89 0.12 4.09 0.160
EMxL (mm) 79.17 4.53 80.03 7.06 0.726
EMnL (mm) 108.27 6.07 106.04 8.13 0.455
PP-FH (°) 0.15 2.40 −0.95 1.45 0.188
MP-FH (°) 28.09 4.52 27.67 4.71 0.823
ANS-Me (mm) 69.72 5.90 72.79 6.42 0.235
LFH (°) 49.72 4.34 52.70 4.71 0.121
Overjet (mm) −2.75 2.39 −2.90 3.04 0.893
U1-SN (°) 97.63 6.32 93.74 9.19 0.240
U1-FH (°) 112.04 8.07 107.06 8.40 0.152
L1-MP (°) 87.02 4.51 92.04 8.61 0.087
Airway space Hyoid bone H-RGN (mm) 34.67 5.90 38.85 5.00 0.078
MP-H (mm) 14.10 6.38 13.98 5.52 0.963
H-PTV (mm) 0.21 5.78 −3.27 6.61 0.184
H-C3Me (mm) 1.41 3.91 0.11 4.28 0.128
Tongue TGL (mm) 68.15 6.35 74.34 8.61 0.057
TGH (mm) 31.72 4.32 31.72 4.11 0.887
Td-PP (mm) 8.08 4.20 11.47 3.80 0.128
TT-PTV (mm) 46.18 4.29 48.29 3.95 0.225
Soft palate SPL (mm) 32.61 3.50 36.40 5.78 0.065
SPT (mm) 8.28 1.16 9.50 2.20 0.104
SPA (°) 142.05 4.76 140.58 6.60 0.539
Pharyngeal airway SPAS (mm) 13.81 3.42 13.84 2.76 0.983
MAS (mm) 13.11 2.77 11.89 3.40 0.551
IAS (mm) 12.40 3.43 12.49 2.88 0.945
VAL (mm) 63.73 4.90 67.71 8.16 0.219
PNS-ad1 (mm) 22.73 3.81 23.26 4.91 0.770
PNS-ad2 (mm) 17.99 2.61 19.10 2.81 0.330

Independent t-test was performed.

Group 1, A point advancement > 4 mm; Group 2, A point advancement < 2 mm; SD, standard deviation.

See Table 2 for definitions of each landmark or measurement.

Korean J Orthod 2020;50:238~248 https://doi.org/10.4041/kjod.2020.50.4.238
© Korean J Orthod