Table 1: Comparison between initial and final stages of Damon group (dependent T test or Wilcoxon non-parametric test) (N=20).
Variables |
Initial Stage T1 |
Final Stage T2 |
P |
Mean (Median) |
s.d. (i.r.) |
Mean (Median) |
s.d. (i.r.) |
Maxillary Dentoalveolar Component |
1-NA (mm) |
5.14 |
2.73 |
6.10 |
2.76 |
0.129 €
|
1.NA (º) |
24.37 |
7.88 |
29.10 |
6.98 |
0.014*€
|
1-Aperp (mm) |
6.83 |
2.12 |
6.95 |
2.61 |
0.823 €
|
Mandibular Dentoalveolar Component |
1-NB (mm) |
5.99 |
2.66 |
6.99 |
2.42 |
0.010*€
|
1.NB (º) |
29.60 (30.30) |
6.14 (5.05) |
33.40 (35.20) |
6.63 (7.90) |
0.008*¥
|
1-AP (mm) |
3.56 |
2.27 |
4.73 |
1.94 |
0.003*€
|
IMPA (º) |
96.83 (99.25) |
6.83 (8.15) |
100.97 (101.90) |
7.29 (8.70) |
0.004*¥
|
Dental Relationships |
Overjet (mm) |
3.67 (3.65) |
1.69 (2.35) |
3.10 (2.85) |
0.76 (0.75) |
0.163 ¥
|
Overbite (mm) |
2.61 |
1.77 |
1.85 |
0.72 |
0.049*€
|
Mean and standard deviation (s.d.) for dependent T test; median and interquartile range (i.r.) for Wilcoxon’s test.
* Statistical significance for p<0.05
€ Dependent T test
¥ Non parametric Wilcoxon’s test