Table 3 Changes of cephalometric measurements between pre-treatment (T0) and post-treatment (T1)
From: Orthodontic incisor retraction caused changes in the soft tissue chin area: a retrospective study
Measurement | T0 | T1 | T1-T0 | P-value | |||
|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | ||
ANB (°) | 4.18 | 1.40 | 3.72 | 1.74 | −0.45 | 1.11 | 0.02 |
SNA (°) | 83.35 | 3.37 | 82.81 | 3.80 | − 0.54 | 1.48 | 0.12 |
SNB (°) | 79.17 | 3.11 | 79.09 | 3.74 | − 0.08 | 1.50 | 0.19 |
U1-L1 (°) | 109.39 | 7.32 | 131.77 | 10.00 | 22.38 | 10.87 | < 0.01 |
U1-NA (°) | 31.28 | 5.58 | 19.68 | 7.49 | −11.60 | 6.23 | < 0.01 |
L1-NB (°) | 35.37 | 4.15 | 25.16 | 5.34 | −10.21 | 7.20 | < 0.01 |
SN-MP (°) | 33.20 | 5.92 | 34.14 | 5.33 | 0.94 | 2.73 | 0.05 |
FMA (°) | 27.15 | 5.41 | 27.37 | 5.32 | 0.22 | 3.03 | 0.67 |
Stmi-Me’ (mm) | 44.14 | 3.03 | 44.38 | 2.50 | 0.24 | 1.95 | 0.47 |