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Progress in Orthodontics

Table 2 Age distribution

From: Early Class III treatment with Hybrid-Hyrax -Facemask in comparison to Hybrid-Hyrax-Mentoplate – skeletal and dental outcomes

 

Age

Facemask

8.74 ± 1.20

Mentoplate

9.43 ± 0.95

T test

0.072 n.s.

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