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Table 3 Torque exerted on the tooth for brackets at different vertical distances from the cusp tip

From: The effect of vertical bracket positioning on torque and the resultant stress in the periodontal ligament—a finite element study

Distance (mm) Torque (Nmm)a ∆ Torque
1.5 −30.186  
2 −28.557 1.629
2.5 −27.11 1.447
3 −26.312 0.798
3.5 −22.879 3.433
4 −19.887 2.992
4.5 −8.559 11.328
5 4.588 3.971
5.5 29.306 −24.718
6 42.937 −28.631
  1. aPositive values demonstrate lingual crown torque. ∆ Torque, difference of torque between two subsequent bracket positions.