From: Ethnic variations in orthodontic treatment need in London schoolchildren
* | Low (1–4) | Moderate (5–7) | High (8–10) | Total |
---|---|---|---|---|
Low (1–4) | 1938 (80.0%) | 147 | 15 | 2100 |
Moderate (5–7) | 442 | 156 (49.5%) | 31 | 629 |
High (8–10) | 44 | 12 | 3 (6.1%) | 59 |
Total | 2424 | 315 | 49 | 2788 |