Table 3.
Descriptive statistics and statistical comparisons of the T2-T1 changes of the BB and SBJA groups.
| Variables | SBJA group (n = 11; 5f, 6m) |
BB (n = 16; 9f, 7m) | Diff. | p value | 95% CI of the difference | |||
|---|---|---|---|---|---|---|---|---|
| Mean/ median |
SD 25th/75th |
Mean/ median |
SD 25th/75th |
Lower | Upper | |||
| A point displacement T1-T2 (mm) | ||||||||
| Right-left | 0.3 | 0.9 | 0.1 | 0.5 | 0.2 | 0.470 | −0.4 | 0.8 |
| Ant-post | 1.5 | 1.2 | 1.1 | 1.0 | 0.4 | 0.399 | −0.5 | 1.2 |
| Sup-inf | −0.9 | 1.6 | −1.9 | 1.6 | 1.0 | 0.122 | −0.3 | 2.3 |
| 3D | 2.5 | 1.1 | 2.6 | 1.3 | −0.1 | 0.894 | −1.1 | 0.9 |
|
| ||||||||
| Pog. point displacement T1-T2 (mm) | ||||||||
| Right-left | 0.1 | 1.4 | −0.3 | 1.0 | 0.4 | 0.459 | −0.6 | 1.3 |
| Ant-post | 1.9 | 1.9 | 1.9 | 1.9 | 0.0 | 0.987 | −1.5 | 1.5 |
| Sup-inf | −3.5 | 2.3 | −3.3 | 3.0 | −0.2 | 0.863 | −2.4 | 2.0 |
| 3D | 4.7 | 1.8 | 4.5 | 2.6 | 0.2 | 0.826 | −1.7 | 2.1 |
|
| ||||||||
| Co-Pog. middle point T2-T1 (mm) | ||||||||
| Right-left | 0.0 | 1.2 | −0.6 | 1.6 | 0.6 | 0.270 | −0.5 | 1.8 |
| Ant-post | 2.7 | 1.9 | 2.5 | 1.9 | 0.2 | 0.810 | −1.4 | 1.7 |
| Sup-inf | −3.5 | 2.8 | −3.2 | 2.6 | −0.3 | 0.779 | −2.5 | 1.9 |
| 3D | 4.4 | 2.5 | 4.0 | 2.4 | 0.4 | 0.714 | −1.6 | 2.3 |
|
| ||||||||
| Co-Go middle point T2-T1 (mm) | ||||||||
| Right-left | 0.1 | 0.6 | −0.4 | 1.2 | 0.5 | 0.205 | −0.3 | 1.3 |
| Ant-post | 0.5 | 1.4 | 0.2 | 1.7 | 0.3 | 0.653 | −1.0 | 1.6 |
| Sup-inf | −3.5 | −5.8/−2.3 | −2.1 | −3.3/−1.7 | −1.4 | 0.162 | −0.4 | 3.1 |
| 3D | 3.7 | 2.3/6.0 | 2.3 | 1.7/3.3 | 1.4 | 0.231 | −3.2 | 0.3 |
|
| ||||||||
| Pal plane PNS-ANS T1-T2 (deg) | ||||||||
| Pitch | −0.3 | 1.3 | −0.2 | 1.1 | −0.1 | 0.849 | −1.1 | 0.9 |
|
| ||||||||
| Mand. plane GoMe T1-T2 (deg.) | ||||||||
| Pitch | 0.5 | 1.6 | −0.2 | 1.5 | 0.7 | 0.238 | −0.5 | 2.0 |
|
| ||||||||
| U1 axis T1-T2 (deg.) | ||||||||
| pitch | 0.5 | 6.0 | −3.2 | 3.4 | 3.7 | 0.056 | −0.1 | 7.4 |
|
| ||||||||
| U1 displacement T1-T2 (mm) | ||||||||
| Ant-post | 0.8 | 1.9 | 0.4 | 1.2 | 0.4 | 0.531 | −0.8 | 1.6 |
| Sup-inf | −1.8 | 1.9 | −2.8 | 1.4 | 1.0 | 0.118 | −0.3 | 2.3 |
| 3D | 3.0 | 1.4 | 3.2 | 1.3 | −0.2 | 0.776 | −1.3 | 1.0 |
|
| ||||||||
| U6 displacement (mm) | ||||||||
| Right-left | 1.3 | 0.5/2.4 | 0.1 | −0.2/0.5 | 1.2 | 0.004 | −1.9 | −0.5 |
| Ant-post | 0.6 | 1.1 | 1.0 | 1.2 | −0.4 | 0.421 | −1.3 | 0.6 |
| Sup-inf | −1.6 | 1.6 | −2.6 | 1.6 | 1.0 | 0.108 | −0.2 | 2.3 |
| 3D | 2.3 | 1.9/3.8 | 2.8 | 2.1/4.5 | −0.5 | 0.473 | −0.8 | 1.4 |
|
| ||||||||
| L1 axis T1-T2 (deg.) | ||||||||
| pitch | −1.3 | 2.6 | 0.3 | 2.9 | −1.6 | 0.155 | −3.8 | 0.7 |
|
| ||||||||
| U1 displacement T1-T2 (mm) | ||||||||
| Ant-post | 2.3 | 1.7 | 1.3 | 1.6 | 1.0 | 0.147 | −0.4 | 2.3 |
| Sup-inf | −3.5 | 1.9 | −2.9 | 2.3 | −0.6 | 0.497 | −2.3 | 1.2 |
| 3D | 5.1 | 1.6 | 3.9 | 1.9 | 1.2 | 0.097 | −0.2 | 2.7 |
|
| ||||||||
| L6 displacement (mm) | ||||||||
| Right-left | 1.1 | 0.7 | 0.2 | 0.6 | 0.9 | 0.001 | 0.4 | 1.4 |
| Ant-post | 2.7 | 1.5 | 2.3 | 2.0 | 0.4 | 0.578 | −1.1 | 1.9 |
| Sup-inf | −3.0 | 1.8 | −2.9 | 1.8 | −0.1 | 0.910 | −1.5 | 1.4 |
| 3D | 4.6 | 1.8 | 4.1 | 2.2 | 0.5 | 0.599 | −1.2 | 2.1 |
SD = standard deviations; Diff. = differences; CI = confidence interval; 25th/75th = 25th and 75th percentiles; deg. = degrees.