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Table 2 Correlation matrix

From: Pulmonary vascular volume is associated with DLCO and fibrotic score in idiopathic pulmonary fibrosis: an observational study

 

FVC (%)

FEV1 (%)

DLCO (%)

CT-LV

FS

PVV score

PA

FVC (%)

1

      

FEV1 (%)

0.88 (< 0.001)

1

     

DLCO (%)

0.36 (0.06)

0.22 (0.28)

1

    

CT-LV

0.51 (0.005)

0.30 (0.12)

0.32 (0.10)

1

   

FS

 − 0.20 (0.30)

 − 0.06 (0.76)

 − 0.59 (0.001)

 − 0.09 (0.62)

1

  

PVV score

 − 0.30 (0.11)

 − 0.16 (0.40)

 − 0.43 (0.03)

 − 0.66 (< 0.001)

0.59 (< 0.001)

1

 

PA

 − 0.11 (0.58)

0.002 (0.99)

 − 0.29 (0.14)

 − 0.25 (0.17)

0.19 (0.24)

0.47 (0.006)

1

  1. Data were expressed as r (p-value)
  2. FS fibrotic score, PVV pulmonary vessel volume, CT-LV CT measured lung volume, PA Pulmonary artery trunk diameter