Table 2 Percentage distribution (n) and number of teeth affected by enamel defects
Demarcated opacity | Diffuse opacity | Hypoplasia | DDE | |
|---|---|---|---|---|
% (n) | % (n) | % (n) | % (n) | |
No such defects | 95.0 (1160) | 76.9 (939) | 92.1 (1124) | 66.7 (814) |
Number of teeth affected | ||||
1 tooth | 2.7 (33) | 0.9 (11) | 1.7 (21) | 4.7 (57) |
2 teeth | 2.0 (24) | 12.4 (151) | 1.9 (24) | 15.2 (186) |
≥ 3 teeth | 0.3 (4) | 9.8 (120) | 4.3 (52) | 13.4 (164) |