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Progress in Orthodontics

Table 2 Baseline characteristics

From: The effect of micro-osteoperforations on the rate of maxillary incisors' retraction in orthodontic space closure: a randomized controlled clinical trial

 

CG

MOPG

P value

Participants

18

19

 

Age (mean and SD)

22.2 (4.2)

24.3 (8.1)

ns*

Sex

 Male

9

8

ns**

 Female

9

11

 

Malocclusion

   

 Class I

6

8

 

 Class II division 1

6

5

 

 Class II division 2

6

6

 

 Anterior crowding

7

11

 

 Deep bite

7

5

 

 Open bite

4

1

 

 Biprotrusion

3

7

 
  1. * T test P value; ** Chi-square test P Value; CG, comparison group; MOPG, micro-osteoperforations group; SD, standard deviation; M, male; F, female; ns, non-significant (P ≥ 0.05)
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