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Progress in Orthodontics

Table 8 Faciolingual moment-to-force ratios experienced by the five tested groups of direct printed aligners for all teeth (My/Fx)

From: Forces and moments generated by 3D direct printed clear aligners of varying labial and lingual thicknesses during lingual movement of maxillary central incisor: an in vitro study

Tooth

Group 1

Group 2

Group 3

Group 4

Group 5

UR1

6.60

4.24

2.62

2.30

19.85

UL1

6.22

4.95

0.67

7.07

6.84

UL2

5.62

13.29

0.19

12.65

18.11

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