Observational Study
Copyright ©The Author(s) 2021.
World J Radiol. Feb 28, 2021; 13(2): 40-52
Published online Feb 28, 2021. doi: 10.4329/wjr.v13.i2.40
Table 3 Correlations of sections of the airway with each other

Nasal airway
Superior airway
Middle airway
Inferior airway
Totalairway
Nasal airway
Pearson correlation10.0850.471a0.3860.879b
Sig.(2-tailed)0.7220.0360.0930
n120120120120120
Superior airway
Pearson correlation0.8510.494a0.651b0.4623a
Sig.(2-tailed)0.722-0.0270.0020.04
n120120120120120
Middle airway
Pearson correlation0.471a0.494a10.763b0.779b
Sig.(2-tailed)0.0360.027-00
n120120120120120
Inferior airway
Pearson correlation0.3860.651b0.763b10.744b
Sig.(2-tailed)0.0930.0020-0
n120120120120120
Totalairway
Pearson correlation0.879b0.4623a0.779b0.744b1
Sig.(2-tailed)00.0400-
n120120120120120