Three-dimensional changes in the upper airway and craniomaxillofacial morphology of patients with Angle Class III malocclusion treated with a Frankel III appliance

Table 4 Three-dimensional measurements of craniomaxillofacial morphology before and after treatment

Measurement items^a	Before	After	P
SNA (°)	79.73 ± 2.74	81.47 ± 2.94	0.001**
SNB (°)	80.15 ± 2.93	79.40 ± 3.42	0.076
ANB (°)	− 0.42 ± 2.57	2.07 ± 1.94	0.000**
S–N (mm)	59.27 ± 3.05	60.62 ± 3.58	0.000**
S-Ba (mm)	41.55 ± 2.10	43.14 ± 3.16	0.000**
ZyR-ZyL (mm)	109.11 ± 3.23	111.18 ± 3.19	0.004**
N-Me (mm)	101.74 ± 11.70	109.44 ± 6.24	0.000**
ANS-Me (mm)	57.47 ± 3.17	62.05 ± 3.89	0.000**
ANS-Me/N-Me (%)	48.77 ± 2.29	50.31 ± 2.17	0.019*
PNS-ANS (mm)	42.80 ± 3.92	45.27 ± 4.26	0.001**
J-J (mm)	67.49 ± 2.47	70.63 ± 4.06	0.000**
GoR-GoL (mm)	82.52 ± 3.25	84.48 ± 4.27	0.003**
Co-Go (mm)	52.24 ± 4.75	55.65 ± 4.21	0.003**
Go-Me (mm)	69.79 ± 5.49	73.14 ± 6.07	0.021*
Co-Go-Me (mm)	126.55 ± 5.68	125.29 ± 6.04	0.370
MP-FH (mm)	33.38 ± 5.26	34.60 ± 5.18	0.232
U1-SN (°)	102.11 ± 7.98	107.24 ± 4.62	0.007**
L1-MP (°)	108.74 ± 17.51	105.21 ± 17.15	0.005**
U1-L1 (°)	131.15 ± 8.71	130.60 ± 6.56	0.723
MBBW (mm)	63.42 ± 2.36	64.87 ± 2.22	0.001**
MFMW (mm)	48.81 ± 2.38	50.70 ± 2.68	0.000**
H-CVP (mm)	28.035 ± 3.00	30.48 ± 4.76	0.008**
H-MP (mm)	24.34 ± 3.49	25.06 ± 3.87	0.239
H-FH (mm)	82.79 ± 5.21	87.28 ± 7.59	0.001**
PNS-CVP (mm)	22.40 ± 4.60	22.17 ± 4.38	0.550
Me-CVP (mm)	64.13 ± 6.44	67.72 ± 8.57	0.040*

ISSN: 1472-6831