Table A5.
Test for significant differences between mean of Total-CPQ-Scores in the Anterior-, Posterior- and the Control-Group and their age.
| 95% CI | p Value | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Group | Age (Years) | n= | Mean CPQ | Lower | Upper | 7 vs. 8 | 8 vs. 9 | 9 vs. 10 | Age |
| Anterior-Group * | 7 | 17 | 8.8 | 5.0 | 12.7 | 0.999 | 0.391 | 0.379 | 0.773 |
| 8 | 23 | 8.8 | 5.7 | 12.0 | |||||
| 9 | 23 | 7.2 | 4.8 | 9.7 | |||||
| 10 | 21 | 8.9 | 6.8 | 11.0 | |||||
| Posterior-Group * | 7 | 39 | 15.3 | 12.4 | 18.3 | 0.140 | 0.503 | 0.893 | 0.182 |
| 8 | 27 | 12.4 | 10.0 | 15.0 | |||||
| 9 | 10 | 10.5 | 5.7 | 15.3 | |||||
| 10 | 8 | 11.0 | 5.0 | 17.0 | |||||
| Control-Group * | 7 | 21 | 4.1 | 2.7 | 5.5 | 0.579 | 0.889 | 0.06 | 0.147 |
| 8 | 21 | 3.5 | 2.5 | 4.6 | |||||
| 9 | 21 | 3.7 | 1.9 | 5.5 | |||||
| 10 | 21 | 5.7 | 4.0 | 7.3 | |||||
Considered as significant if p-value < 0.05. Abbreviations: CPQ = Child Perceptions Questionnaire, CI = Confidence Interval. * Anterior-Group was defined as any affected hypomineralized incisor or canine, which might have also included a asymptomatic MIH molar. Posterior Group was defined as any molar, which was affected by MIH. Control Group Patients had no MIH teeth at all.