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Table 2 Prevalence of different types of malocclusion

From: Prevalence of and factors affecting malocclusion in primary dentition among children in Xi’an, China

Type

N

Percentage (%)

Malocclusion in sagittal direction

 Anterior crossbite

152

6.80

 Edge to edge occlusion

55

2.46

 Increased overjet

782

34.99

Malocclusion in transversal direction

 Posterior crossbite

169

7.56

 Midline deviation

566

25.32

Malocclusion in vertical direction

 Deep overbite

840

37.58

 Open bite

156

6.98