From: Does mandibular advancement with clear aligners have the same skeletal and dentoalveolar effects as traditional functional appliances?
Group
Boys(n)
Girls(n)
Age at T1 (y)
Interval (T2 − T1) (m)
Vanbeek
7
10.71 ± 1.44
7.28 ± 2.30
Herbst
4
11.55 ± 0.69
10.18 ± 3.06
Twin-Block
5
11.00 ± 1.04
10.16 ± 5.46
MA
12
2
12.11 ± 1.16
22.84 ± 8.98
Control
10.41 ± 0.90
10.25 ± 3.74