Table 1 Demographics and statistical comparison of starting forms between Rapid Maxillary Expansion and Bite Block (RME/BB) group, Quad-Helix with Crib (QH/C) group and control group (CG) by means of ANOVA with Tukey post hoc tests (p < 0.05)
RME/BB (n = 15, 10 f 5 m) | QH/C (n = 15, 10 f 5 m) | CG (n = 15, 10 f 5 m) | ANOVA | TUKEY post hoc tests (p value) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Measurements | Mean | SD | Mean | SD | Mean | SD | P value | QH/C vs.RME p value | QH/C vs.CG p value | RME vs.CG p value |
Age at T1 (years) | 8.1 | 0.9 | 8.1 | 0.7 | 8.4 | 1.6 | NS | NS | NS | NS |
Age at T2 (years) | 9.7 | 0.8 | 9.7 | 0.11 | 10.2 | 1.7 | NS | NS | NS | NS |
T1-T2 interval (years) | 1.5 | 0.6 | 1.7 | 0.6 | 1.6 | 0.8 | NS | NS | NS | NS |