Table 4 Distribution of developmental defects of enamel (DDE) by age and gender
Age (years) | Gender | |||||
|---|---|---|---|---|---|---|
4 | 5 | Total | Male | Female | Total | |
N (%) | N (%) | N (%) | N (%) | N (%) | N (%) | |
DDE | ||||||
DDE-free | 80 (64.0) | 73 (58.4) | 153 (61.2) | 77 (60.6) | 76 (61.8) | 153 (61.2) |
Demarcated opacities | 31 (24.8) | 36 (28.8) | 67 (26.8) | 32 (25.2) | 35 (28.5) | 67 (26.8) |
Diffuse opacities | 10 (8.0) | 13 (10.4) | 23 (9.2) | 15 (11.8) | 8 (6.5) | 23 (9.2) |
Hypoplasia | 4 (3.2) | 3 (2.4) | 7 (2.8) | 3 (2.4) | 4 (3.2) | 7 (2.8) |