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Table 2 The CSA and PA/A of COPD patients with different severity

From: The CT pulmonary vascular parameters and disease severity in COPD patients on acute exacerbation: a correlation analysis

Groups

Cases

CSA (%)

PA/A

Mild group

41

0.68 ± 0.12

0.83 ± 0.29

Moderate group

45

0.62 ± 0.15

0.88 ± 0.25

Severe group

42

0.55 ± 0.13

0.94 ± 0.30

p

 

0.013

0.009

  1. CSA, cross-sectional area; PA/A, the ratio of pulmonary artery and aorta
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BMC Pulmonary Medicine

ISSN: 1471-2466

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