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Table 2 Distribution of arch forms across different sagittal molar relationship

From: Is arch form influenced by sagittal molar relationship or Bolton tooth-size discrepancy?

Arch Form

Molar Classification

 

Class I

Class II

Class III

Asymmetric

Total

Square

37 (16.1 %)

8 (3.5 %)

6 (2.6 %)

13 (5.7 %)

64 (27.8 %)

Ovoid

50 (21.7 %)

12 (5.2 %)

10 (4.3 %)

15 (6.5 %)

87 (37.8 %)

Tapered

45 (19.6 %)

10 (4.3 %)

9 (3.9 %)

15 (6.5 %)

79 (34.3 %)

Total

132 (57.4 %)

30 (13.0 %)

25 (10.9 %)

43 (18.7 %)

230 (100 %)

  1. Chi-square p-value = 0.998. Data presented as n (%)