Table 5.
Results of the independent t test for comparison between experimental and control groups at the final period (T2).
| Variables | Experimental Group (T2) (n = 20) | Control Group (T2) (n = 25) | p |
|---|---|---|---|
| Mean ± S.D. | Mean ± S.D. | ||
| Maxillary component | |||
| SNA (degrees) | 84.18 ± 4.55 | 82.99 ± 3.26 | 0.3117 |
| A-Nperp (mm) | 0.50 ± 3.36 | -0.48 ± 2.51 | 0.2728 |
| Co-A (mm) | 87.26 ± 3.68 | 84.84 ± 4.39 | 0.0562 |
| Mandibular component | |||
| SNB (degrees) | 78.61 ± 4.66 | 78.84 ± 3.90 | 0.8523 |
| P-Nperp (mm) | -7.08 ± 7.14 | -5.93 ± 4.81 | 0.5256 |
| Co-Gn (mm) | 115.00 ± 6.72 | 110.48 ± 6.21 | 0.0242 |
| Maxillomandibular relationship | |||
| ANB (degrees) | 5.59 ± 1.83 | 4.14 ± 1.69 | 0.0087 |
| Wits (mm) | 1.67 ± 3.15 | 0.16 ± 3.02 | 0.1083 |
| Growth pattern | |||
| SN.GoGn (degrees) | 29.94 ± 5.39 | 28.96 ± 4.79 | 0.5223 |
| SN.Ocl (degrees) | 14.37 ± 5.13 | 13.70 ± 3.02 | 0.5823 |
| FMA (degrees) | 25.91 ± 4.58 | 25.26 ± 3.40 | 0.5885 |
| LAFH (mm) | 64.34 ± 4.00 | 59.02 ± 4.43 | 0.0014 |
| Maxillary dentoalveolar component | |||
| 1.NA (degrees) | 22.42 ± 5.11 | 25.13 ± 3.92 | 0.0502 |
| 1-NA (mm) | 3.25 ± 1.78 | 4.04 ± 1.61 | 0.1265 |
| 1-Aperp (mm) | 4.78 ± 1.52 | 4.88 ± 1.22 | 0.8001 |
| 1.PP (degrees) | 113.68 ± 4.38 | 114.96 ± 4.19 | 0.3221 |
| 1-PP (mm) | 27.84 ± 2.09 | 26.02 ± 2.67 | 0.0167 |
| Mandibular dentoalveolar component | |||
| 1-NB (mm) | 7.10 ± 2.27 | 4.10 ± 1.74 | 0.0000 |
| 1.NB (degrees) | 32.35 ± 6.28 | 25.25 ± 5.10 | 0.0001 |
| 1-AP (mm) | 2.85 ± 2.10 | 0.74 ± 2.00 | 0.0013 |
| IMPA (degrees) | 101.43 ± 6.95 | 94.68 ± 5.02 | 0.0005 |
| Dental relationships | |||
| Overjet (mm) | 3.88 ± 1.46 | 5.43 ± 2.09 | 0.0071 |
| Overbite (mm) | 3.04 ± 1.44 | 3.30 ± 1.53 | 0.5633 |
| Molar relationship (mm) | -1.87 ± 2.24 | 0.42 ± 1.22 | 0.0001 |