Age Gender Height
(inch)
Weight
(lb)
Body mass
index
Sleep
apnea
Periodontal
status
Airway volume (ml) 0.208 -0.231b 0.282b -0.029 -0.219b -0.043 -0.063
Airway minimum area (mm2) -0.058 0.04 0.09 -0.106 -0.194b -0.157a -0.082
Minimum M-L dimension (mm) 0.006 0.051 0.079 -0.206b -0.307b -0.129a -0.109
Minimum A-P dimension (mm) -0.121 -0.006 0.061 0.036 0.000 -0.102 -0.054

aP < 0.05, statistically significant difference (Pearson analysis).
bP < 0.01, statistically significant difference (Pearson analysis).