Table 1 Children's rated IOTN AC by treatment category and ethnicity
From: Ethnic variations in orthodontic treatment need in London schoolchildren
Treatment need | IOTN AC score | White | Black | Indian | Chinese | Mixed (others) |
|---|---|---|---|---|---|---|
No need for treatment | 1–4 | 1123 (74.9) | 263 (80.2) | 493 (72.1) | 86 (74.8) | 135 (83.3) |
Moderate/Borderline need | 5–7 | 338 (22.5) | 59 (18.0) | 179 (26.2) | 29 (25.2) | 24 (14.8) |
Need for treatment | 8–10 | 38 (2.5) | 6 (1.8) | 12 (1.8) |  | 3 (1.9) |
Total | Â | 1499 (100.0) | 328 (100.0) | 684 (100.0) | 115 (100.0) | 162 (100.0) |