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Table 5 The difference in root resorption between the high torque and standard torque groups

From: The influence of bracket torque on external apical root resorption in bimaxillary protrusion patients: a retrospective study

Measurements (mm3)

High torque group (T1)

Standard torque group (T2)

P

Mean

SD

Mean

SD

Maxillary right central incisor

24.48

6.31

21.66

3.75

0.135

Maxillary right lateral incisor

21.41

4.1

19.57

2.41

0.133

Maxillary right canine

22.95

5.4

19.73

5.33

0.100

Maxillary left central incisor

25.07

4.52

22.09

4.54

0.073

Maxillary left lateral incisor

21.54

5.65

19.20

4.14

0.191

Maxillary left canine

23.48

5.69

21.69

6.11

0.398