Table 4.
X‐ray results in the two groups (mean ± SD)
| Items | Control group (n = 101) | Study group (n = 106) | t‐value | P‐value |
|---|---|---|---|---|
| Radial length (mm) | ||||
| Before treatment | 8.37 ± 1.04 | 8.12 ± 1.01 | 1.754 | 0.081 |
| After treatment | 5.62 ± 1.33* | 6.87 ± 1.14* | 7.271 | <0.001 |
| Radial inclination (°) | ||||
| Before treatment | 18.02 ± 1.33 | 17.83 ± 1.25 | 1.060 | 0.291 |
| After treatment | 14.39 ± 2.12* | 15.73 ± 1.42* | 5.366 | <0.001 |
| Palmar tilt (°) | ||||
| Before treatment | 12.86 ± 1.13 | 13.11 ± 1.12 | 1.598 | 0.112 |
| After treatment | 8.33 ± 2.02* | 11.58 ± 1.59* | 12.895 | <0.001 |
*
P < 0.05 vs the same group before treatment.