From: Molar incisor hypomineralization, prevalence, pattern and distribution in Sudanese children
Index tooth | White/creamy demarcated opacities with no PEB N (%) | White/creamy demarcated opacities with PEB N (%) | Yellow/brown demarcated opacities with no PEB N (%) | Yellow/brown demarcated opacities with PEB N (%) | Atypical restorations N (%) | Missing due to MIH N (%) | Total N (%) | Chi square | p value |
---|---|---|---|---|---|---|---|---|---|
16 | 32 (13.6%) | 15 (20.3%) | 8 (28.6%) | 7 (22.6%) | 0 (0%) | 0 (0%) | 62 (16.5%) | 200.80 | < 0.001a |
12 | 4 (1.7%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 4 (1.1%) | NA | NA |
11 | 39 (16.6%) | 2 (2.7%) | 0 (0%) | 1 (3.2%) | 0 (0%) | 0 (0%) | 42 (11.2%) | 170.3 | < 0.001a |
21 | 32 (13.6%) | 1 (1.4%) | 0 (0%) | 1 (3.2%) | 0 (0%) | 0 (0%) | 34 (9.0%) | 174.7 | < 0.001a |
22 | 7 (3%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 7 (1.9%) | 215.4 | < 0.001a |
26 | 32 (13.6%) | 10 (13.5%) | 8 (28.6%) | 6 (19.4%) | 0 (0%) | 0 (0%) | 56 (14.9%) | 289.52 | < 0.001a |
36 | 26 (11.1%) | 16 (21.6%) | 6 (21.4%) | 12 (38.7%) | 1 (33.3%) | 2 (40%) | 63 (16.8%) | 102.59 | < 0.001a |
32 | 9 (3.8%) | 0 (0%) | 1 (3.6%) | 0 (0%) | 0 (0%) | 0 (0%) | 10 (2.7%) | NA | NA |
31 | 9 (3.8%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 9 (2.4%) | 511.03 | < 0.001a |
41 | 8 (3.4%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 8 (2.1%) | 105.98 | < 0.001a |
42 | 14 (6.0%) | 0 (0%) | 1 (3.6%) | 0 (0%) | 0 (0%) | 0 (0%) | 15 (4%) | 294.6 | < 0.001a |
46 | 23 (9.8%) | 30 (40.5%) | 4 (14.3%) | 4 (12.9%) | 2 (66.7%) | 3 (60%) | 66 (17.6%) | 215.4 | < 0.001a |
Total | 235 (100%) | 74 (100%) | 28 (100%) | 31 (100%) | 3 (100%) | 5 (100%) | 376 (100%) | 86.0 | < 0.001a |