Table 2 Number and percentage of teeth presenting rRCR ≥ 100% (no RR), rRCR between 90 and 100 (slight RR), rRCR between 80 and 90 (moderate RR), rRCR ≤80 (severe RR)
From: Root resorption during orthodontic treatment with Invisalign®: a radiometric study
rRCR (%) | No. of teeth | Percent |
|---|---|---|
≥100 | 630 | 58.12 |
90 ≤ X < 100 | 281 | 25.94 |
80 ≤ X < 90 | 132 | 12.18 |
<80 | 40 | 3.69 |
TOT | 1083 | 100 |