Table 2 Comparison between BR and GR groups
From: Prediction of Class II improvement after rapid maxillary expansion in early mixed dentition
BR group | GR group | ||||
|---|---|---|---|---|---|
Mean | SD | Mean | SD | P | |
Age | 8.32 | 1.10 | 8.29 | 1.06 | 0.945 |
SNA (°) | 81.65 | 2.57 | 80.60 | 4.33 | 0.457 |
SNB (°) | 76.79 | 2.01 | 75.01 | 4.62 | 0.223 |
ANB (°) | 4.87 | 2.32 | 5.38 | 1.96 | 0.520 |
ANPg (°) | 4.18 | 2.43 | 4.78 | 2.28 | 0.497 |
Wits (mm) | 1.97 | 3.88 | 1.03 | 2.76 | 0.447 |
OVJ (mm) | 6.82 | 3.53 | 5.04 | 1.94 | 0.091 |
AnsPns^GoGn (°) | 22.83 | 3.31 | 24.29 | 4.67 | 0.356 |
SN^GoGn (°) | 30.18 | 3.16 | 33.23 | 5.44 | 0.092 |
OVB (mm) | 3.22 | 1.94 | 2.74 | 1.74 | 0.496 |
Ar^Go^N (°) | 55.26 | 3.48 | 53.01 | 2.36 | 0.048* |
N^Go^Me (°) | 70.28 | 3.69 | 71.84 | 4.78 | 0.354 |
N^S^Ar (°) | 125.38 | 3.95 | 124.94 | 4.97 | 0.804 |
S^Ar^Go (°) | 140.85 | 4.22 | 144.66 | 4.81 | 0.036* |
Sum. Jaraback (°) | 391.77 | 3.58 | 394.46 | 6.79 | 0.222 |
Co-Gn (mm) | 103.68 | 5.83 | 95.36 | 6.31 | 0.001** |
S-Ar (mm) | 32.59 | 3.75 | 28.93 | 3.18 | 0.008** |
Ar-Go (mm) | 41.17 | 3.99 | 37.49 | 2.75 | 0.006** |
Go-Me (mm) | 63.36 | 5.45 | 57.63 | 5.05 | 0.006** |