Screw nominal expansion (mm) | Intercrestal diameter variation (furcation of the sixth) (mm) | Miniscrews-interhead distance variation (mm) | Suture opening (sum of the left and right distance to the midline) (mm) | Bisp (mm) | Asymmetry (absolute value of the difference between the left and right distance to the midline) (mm) | Suture opening/screw nominal expansion | Bisp/screw nominal expansion | |
---|---|---|---|---|---|---|---|---|
9.11 ± 1.60 | 5.07 ± 1.70 | Anterior | 7.30 ± 2.29 | 5.60 ± 2.24 | 4.77 ± 1.71 | 1.03 ± 0.56 | 61.5% | 52.4% |
Posterior | 8.15 ± 2.76 | 2.72 ± 1.60 | 2.97 ± 1.55 | 0.62 ± 0.51 | 29.9% | 31.9% |