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Table 2 Mean age range and mean duration of intervals for the treatment group and control groups

From: Maxillofacial growth changes after maxillary protraction therapy in children with class III malocclusion: a dual control group retrospective study

 

TG

CG III

CG I

ANOVA test

P value

TG-CG III

TG-CG I

T0 (y)

8.79 ± 1.65

    

T0-T1 (y)

1.16 ± 0.52

    

T1 (y)

9.95 ± 1.67

9.64 ± 2.53

9.28 ± 0.96

0.933

0.476

T1-T2 (y)

2.05 ± 0.39

2.39 ± 1.29

1.97 ± 0.49

0.867

0.997

T2(y)

12.00 ± 1.75

12.03 ± 3.26

11.25 ± 1.19

1.000

0.378

  1. *P < 0.05; **P < 0.01; ***P < 0.001
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BMC Oral Health

ISSN: 1472-6831

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