Table 1 Prevalence of different types of malocclusion in the CP group and in the control group
Factors | Cases n = 60 | Controls n = 60 | OR | CI | X2 | P | ||
|---|---|---|---|---|---|---|---|---|
Malocclusion | No | % | No | % | ||||
Class I malocclusion | 30 | 50 | 43 | 71.7 | 0.3 | 0.18–0.8 | 5,9 | 0.01 |
Class II malocclusion | 28 | 46.7 | 12 | 20 | 3.5 | 1.6–7.9 | 9.6 | 0.001 |
Class III malocclusion | 2 | 3.3 | 5 | 8.3 | 0.37 | 0.07-2 | 1.3 | 0.24 |
Post. Cross bite | 4 | 6.7 | 5 | 8.3 | 0.78 | 0.2-3 | 0.12 | 0.72 |
Open bite | 20 | 33.3 | 20 | 33.3 | 1.0 | 0.4–2.1 | 9,9 | 1.0 |
Deep bit | 10 | 16.7 | 15 | 25 | 0.6 | 0.24–1.4 | 1.2 | 0.26 |
Ant. Cross bite | 2 | 3.3 | 8 | 13.3 | 0.22 | 0.04–1.1 | 3.9 | 0.04 |
protrusion of the anterior teeth | 12 | 20 | 0 | 0 | Undefined | 13.2 | < 0.0001 | |