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Little’s irregularity index before and after treatments
| Little’s irregularity index T0 | Little’s irregularity index T1 | P value | |||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Upper arch | 7.26 | 3.30 | 2.81 | 1.72 | < 0.001 |
| Lower arch | 8.13 | 4.10 | 2.66 | 1.57 | < 0.001 |
P value < 0.05 was considered as significant
