Table 4: Correlations between CT measurements and pulmonary functions.

 

DLco %P

FVC %P

FEV1 %P

 

ρ

p

ρ

p

ρ

p

%HAA0/-700

-0.571

0.0001

-0.785

< 0.0001

-0.623

< 0.0001

%HAA-500/-700

-0.406

0.0094

-0.622

< 0.0001

-0.487

0.00014

%HAA0/-500

-0.510

0.0008

-0.725

< 0.0001

-0.648

< 0.0001

 

Definition of abbreviations: %HAA = percentage of high attenuation area; FVC = forced vital capacity; FEV1 = forced expiratory volume in 1 second; DLco = diffusing capacity of lung for carbon monoxide