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Table 4 Effect of central obesity (anthropometry) on the upper airway anatomy (cephalometry)

From: Gender-specific cephalometric features related to obesity in sleep apnea patients: trilogy of soft palate-mandible-hyoid bone

Parameters

All subjects

Male

Female

Correlation with NC

 ANB

− 0.120

− 0.124

0.014

 SPL

0.197**

0.208**

− 0.151

 SPT

0.305**

0.300**

0.075

 RPS

0.022

− 0.028

− 0.037

 RLS

0.168*

0.168*

− 0.194

 MPH

0.314**

0.161*

0.231

Correlation with WHR

 ANB

− 0.046

− 0.066

0.210

 SPL

0.177*

0.126

− 0.033

 SPT

0.258**

0.211**

0.104

 RPS

0.067

0.047

− 0.048

 RLS

0.186**

0.136

0.025

 MPH

0.245**

0.162*

0.002

  1. *P < 0.05; **P < 0.01. Numbers are Pearson’s correlation coefficient (r values). NC neck circumference, WHR waist-hip ratio, ANB angle from A point to nasion to B point, SPL soft palate length, SPT soft palate thickness, RPS retropalatal space, RLS retrolingual space, MPH mandibular plane to hyoid