Table 1 Descriptive statistics of age and overjet at T1, T2 and changes from T1 – T2
From: Relationship between back posture and early orthodontic treatment in children
Age in years | n | M | SD | 95% CI (low – high) | MD | 25% Perc | 75% Perc | Min | Max |
T1 | 54 | 8.2 | 1.2 | 7.9–8.6 | 8.3 | 7.3 | 9.2 | 4.3 | 10.7 |
T2 | 54 | 10.1 | 1.3 | 9.7–10.4 | 10.1 | 9.0 | 10.9 | 6.1 | 13.1 |
treatment time T1 – T2 | 54 | 1.8 | 0.5 | 1.7–1.9 | 1.8 | 1.6 | 1.9 | 0.8 | 3.5 |
Overjet in mm | n | M | SD | 95% CI (low – high) | MD | 25% Perc | 75% Perc | Min | Max |
T1 | 54 | 11.1 | 1.8 | 10.6–11.6 | 10.5 | 10.0 | 12.0 | 8.0 | 18.0 |
T2 | 54 | 7.2 | 2.1 | 6.6–7.7 | 7.0 | 6.0 | 8.5 | 3.0 | 14.0 |
overjet correction T1 – T2 | 54 | −3.9 | 2.1 | −4.5 – −3.3 | −3.5 | −4.6 | −2.5 | −11.0 | 0.5 |