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Table 2 Prevalence of different malocclusions and occlusal traits in the studied sample

From: The prevalence of malocclusion and the need for orthodontic treatment among adolescents in the northern border region of Saudi Arabia: an epidemiological study

Angle’s malocclusion

N (%)

P-value (Chi-Square)

Occlusal traits

 

Angle’s Class 1

264 (52.8%)

< 0.001

Angle’s Class 2

159 (31.8%)

Angle’s Class 3

77 (15.4%)

Overjet

 

Normal

332 (66.4%)

< 0.001

Excessive

111 (22.2%)

Reduced

57 (11.4%)

Overbite

 

Normal

322 (64.4%)

< 0.001

Excessive

117 (23.4%)

Reduced

61 (12.2%)

Crowding

 

Present

236 (47.2%)

0.8944

Absent

264 (52.8%)

Spacing

 

Present

136 (27.2%)

< 0.001

Absent

364 (72.8%)

Anterior crossbite

 

Present

24 (4.8%)

< 0.001

Absent

476 (95.2%)

Posterior crossbite

 

Present

47 (9.4%)

< 0.001

Absent

453 (90.6%)

Open bite

 

Present

23 (4.6%)

< 0.001

Absent

477 (95.4%)

Facial Profile

 

Straight

246 (49.2%)

< 0.001

Convex

213 (42.6%)

Concave

41 (8.2%)