Measurement (Mean ± SD) | Maxilla | Mandible | ||||
---|---|---|---|---|---|---|
Clear aligners | Fixed appliances | P value | Clear aligners | Fixed appliances | P value | |
Root angulation, degrees | 0.01 ± 3.46 | 0.17 ± 3.26 | 0.137 | 0.51 ± 3.49 | 0.26 ± 4.30 | 0.655 |
Crown morphology | 0.79 ± 0.07 | 0.80 ± 0.06 | 0.111 | 0.68 ± 0.07 | 0.70 ± 0.06 | 0.067 |
Distance from ICP to ABC, mm | 5.09 ± 0.14 | 5.05 ± 0.35 | 0.256 | 4.97 ± 0.19 | 4.92 ± 0.20 | 0.089 |
IPR in central incisors, mm | 0.47 ± 0.03 | 0.45 ± 0.04 | 0.099 | 0.43 ± 0.02 | 0.41 ± 0.01 | 0.079 |