| Total (N = 40) |
---|
 | RPE (N = 20) | MARPE (N = 20) | P |
---|
Age (y) | 14.0 ± 4.5 | 14.1 ± 4.2 | 0.968* |
Sex |
 Men (n (%)) | 6 (30.0) | 8 (40.0) | 0.507†|
 Women (n (%)) | 14 (70.0) | 12 (60.0) |  |
- RPE, Rapid palatal expansion; MARPE, mini-screw assisted rapid palatal expansion. Values are mean ± Standard deviation or n (%).*P-value for the Mann–Whitney U test. †P-value for the Pearson chi-square test