Research Article

Prevalence of Malocclusions and Associated Factors inBrazilian Children and Adolescents with CerebralPalsy: A Multi-Institutional Study

Table 4

Distribution of children and adolescents with CP according to DAI criteria and severity malocclusion in permanent dentition.

DAI criteriaSeverity malocclusion (n = 35)
Moderate (<30), N (%)Severe (>30), N (%) value

Loss of anterior tooth
03 (10.7)25 (89.3)0.365
≥10 (0.0)7 (100.0)

Crowding in the incisal segment
None2 (9.1)20 (90.9)0.941
One or two segments1 (8.3)11 (91.7)

Spacing in the incisal segment
None1 (12.5)7 (87.5)0.651
One or two segments2 (7.4)25 (92.6)

Diastema
03 (20.0)12 (80.0)0.036
≥1 mm0 (0.0)20 (100.0)

Maxillary anterior misalignment
00 (0.0)0 (0.0)
≥1 mm3 (8.6)32 (91.4)

Mandibular anterior misalignment
00 (0.0)0 (0.0)
≥1 mm3 (8.6)32 (91.4)

Maxillary anterior overjet
<4 mm2 (50.0)2 (50.0)0.029
≥4 mm1 (3.2)30 (96.8)

Mandibular anterior overjet
03 (8.6)32 (91.4)
≥1 mm0 (0.0)0 (0.0)

Anterior open bite
03 (17.6)14 (82.4)0.062
≥1 mm0 (0.0)18 (100.0)

Chi-squared test. Fisher’s exact tests.