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Table 8 Procrustes distance in each group

From: Comparison of mandibular cross-sectional morphology between Class I and Class II subjects with different vertical patterns: based on CBCT images and statistical shape analysis

Region

Gender

Group

Class I hypodivergent

Class II hypodivergent

Class I normodivergent

Class I hyperdivergent

Class II normodivergent

Symphysis

Male

Class II hypodivergent

0.0382

    

Class I normodivergent

0.0336*

    

Class I hyperdivergent

0.0700***

 

0.0411**

  

Class II normodivergent

 

0.0369*

0.0346**

  

Class II hyperdivergent

 

0.0771***

 

0.0363*

0.0503***

Female

Class II hypodivergent

0.0282

    

Class I normodivergent

0.0490***

    

Class I hyperdivergent

0.0942***

 

0.0470***

  

Class II normodivergent

 

0.0623**

0.0253

  

Class II hyperdivergent

 

0.1324***

 

0.0312**

0.0744***

Canine region

Male

Class II hypodivergent

0.0246

    

Class I normodivergent

0.0264*

    

Class I hyperdivergent

0.0575***

 

0.0397***

  

Class II normodivergent

 

0.0361**

0.0241*

  

Class II hyperdivergent

 

0.0575***

 

0.0299**

0.0395***

Female

Class II hypodivergent

0.0263

    

Class I normodivergent

0.0515***

    

Class I hyperdivergent

0.0924***

 

0.0423***

  

Class II normodivergent

 

0.0547***

0.0135

  

Class II hyperdivergent

 

0.1177***

 

0.0222*

0.0650***

Premolar region

Male

Class II hypodivergent

0.0324*

    

Class I normodivergent

0.0285**

    

Class I hyperdivergent

0.0435***

 

0.0301**

  

Class II normodivergent

 

0.0317*

0.0219

  

Class II hyperdivergent

 

0.0452**

 

0.0265

0.0323**

Female

Class II hypodivergent

0.0287

    

Class I normodivergent

0.0414***

    

Class I hyperdivergent

0.0701***

 

0.0307***

  

Class II normodivergent

 

0.0519***

0.0124

  

Class II hyperdivergent

 

0.0932***

 

0.0113

0.0429***

Molar region

Male

Class II hypodivergent

0.0192

    

Class I normodivergent

0.0117

    

Class I hyperdivergent

0.0151

 

0.0131

  

Class II normodivergent

 

0.0248

0.0268*

  

Class II hyperdivergent

 

0.0420**

 

0.0366**

0.0253*

Female

Class II hypodivergent

0.0189

    

Class I normodivergent

0.0124

    

Class I hyperdivergent

0.0298***

 

0.0262***

  

Class II normodivergent

 

0.0292*

0.0184*

  

Class II hyperdivergent

 

0.0352**

 

0.0125

0.0160

  1. *P < 0.05, **P < 0.01, ***P < 0.001