From: Predictability of crowding resolution in clear aligner treatment
Variables | T0 | v T1 | T1 | Shapiro–Wilk | Predictability (%) | p | |||
---|---|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | ||||
Irregularity Index | 7.26 | 3.30 | 1.83 | 0.65 | 2.81 | 1.72 | 0.40 | 87.0 | 0.04* |
3-3 width | 23.53 | 2.55 | 24.83 | 2.01 | 24.20 | 1.95 | 0.90 | 59.0 | 0.03* |
4-4 width | 26.08 | 2.50 | 28.10 | 2.40 | 27.20 | 2.26 | 0.96 | 60.0 | 0.02* |
5-5 width | 30.74 | 2.62 | 32.67 | 2.67 | 31.93 | 2.60 | 0.77 | 68.0 | 0.01* |
6-6 width | 33.24 | 3.21 | 34.74 | 2.93 | 34.40 | 2.94 | 0.86 | 83.0 | 0.00* |
Arch length | 28.40 | 2.29 | 27.27 | 2.17 | 27.67 | 2.31 | 0.93 | 68.0 | 0.04* |
IPR | – | – | 1.09 | 1.13 | 0.55 | 0.64 | 0.85 | 49.0 | 0.02* |