表 3. 治疗前后上颌骨各项测量指标的非对称率.
Tab 3 The asymmetry of measurement before and after treatment in maxillary
| 指标 | 正常值 | 治疗前 | 治疗后 |
| Z[X] | 2.77 | 1.92 | 2.07 |
| ZA[X] | 2.04 | 5.11 | 4.96 |
| J[X] | 1.71 | 6.12 | 4.43 |
| Ms[X] | 2.58 | 3.04 | 4.14 |
| NC[X] | 4.70 | 6.55 | 7.23 |
| Pa[X] | 2.32 | 9.23 | 4.35 |
| U6[X] | 5.61 | 10.46 | 6.13 |
| MS[Y] | 4.86 | 6.29 | 6.31 |
| ZA[Y] | 5.12 | 8.22 | 8.13 |
| U6-J[Y] | 1.55 | 10.12 | 4.44 |
| Cg-Pa-Umid | 4.94 | 4.18 | 4.27 |
%