Research Article
Effect of Low-Intensity Pulsed Ultrasound (LIPUS) on Alveolar Bone during Maxillary Expansion Using Clear Aligners
Table 2
Difference in bone height for clear aligner (control) and LIPUS with clear aligner.
| Tooth number | Clear aligner (control) | LIPUS with clear aligner | BH before | BH after | Mean difference (SD) | value | BH before | BH after | Mean difference (SD) | value |
| Rt second molar | 1.70 | 2.04 | -0.34 (0.34) | 0.017 | 1.48 | 1.80 | 0.22 (0.39) | 0.03 | Rt first molar | 2.09 | 2.31 | -0.23 (0.30) | 0.032 | 2.14 | 1.62 | -0.48 (0.98) | 0.05 | Rt second premolar | 1.21 | 1.38 | -0.2 (0.15) | 0.01 | 1.41 | 1.36 | 0.03 (0.81) | 0.88 | Rt first premolar | 2.46 | 2.84 | -0.38 (0.67) | 0.126 | 2.445 | 1.83 | -0.61 (1.43) | .086 | Rt canine | 2.17 | 2.38 | -0.21 (0.25) | 0.036 | 1.79 | 1.56 | -0.24 (1.03) | 0.34 | Lt second molar | 1.93 | 2.01 | 0.08 (0.04) | ≤≤0.0011 | 1.44 | 1.81 | 0.38 (0.52) | 0.01 | Lt first molar | 2.04 | 2.46 | -0.42 (0.55) | 0.052 | 1.82 | 1.49 | -0.32 (1.00) | 0.19 | Lt second premolar | 1.40 | 1.44 | -0.03 (0.17) | 0.592 | 1.27 | 1.08 | -0.19 (0.97) | 0.41 | Lt first premolar | 2.37 | 2.97 | -0.59 (2.02) | 0.404 | 2.54 | 1.94 | -0.59 (1.55) | 0.12 | Lt canine | 2.71 | 2.65 | 0.06 (1.04) | 0.864 | 1.99 | 1.91 | -0.1 (0.76) | 0.61 |
|
|