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Table 2 Relationship of success rates of OMIs to oral hygiene, age and gender

From: Influence of interradicular and palatal placement of orthodontic mini-implants on the success (survival) rate

patient factor

n (total)

success rate

p-value

   

%

n

oral hygiene

good (API < 30%)

352

84.9

299

0.743

poor (API > 30%)

35

82.9

29

  

387

 

328

 

age

6–20 years old

316

86.7

274

0.002**

20–30 years old

27

85.2

23

0.287

> 30 years old

44

70.5

31

0.494

  

387

 

328

 

gender

male

160

80.0

128

0.029*

female

227

88.1

200

  

387

 

328

 
  1. *p < 0.05; **p < 0.01