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Table 3 Multivariate linear regression analysis to explore the associations between CT indices and pulmonary function

From: Associations of airway tree to lung volume ratio on computed tomography with lung function and symptoms in chronic obstructive pulmonary disease

Model 1 (%FEV1)b

 

βa

VIF

p value

 

LAV%

-0.50

2.3

< 0.00001

WA%

-0.26

1.6

0.73

TAC

0.21

3.2

0.048

AWV%

0.35

3.6

0.003

Model 2 (RV/TLC)b

 

βa

VIF

p value

 

LAV%

0.24

2.3

0.01

WA%

-0.17

1.6

0.98

TAC

-0.17

3.2

0.14

AWV%

-0.28

3.6

0.02

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Respiratory Research

ISSN: 1465-993X

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