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Table 4 Structural characteristics of pulmonary and bronchial arteries in smoking and non-smoking asthma patients

From: Structural alterations and markers of endothelial activation in pulmonary and bronchial arteries in fatal asthma

Structure

Bronchial artery

Pulmonary artery

Smoking asthma patients

Non-smoking asthma patients

p

Smoking asthma patients

Non-smoking asthma patients

p

Diameter (µm)

334.40 ± 192.08

322.45 ± 153.92

0.876

388.20 ± 285.78

564.27 ± 192.08

0.292

Wall areaa

22.01 ± 4.88

20.4 ± 7.01

0.55

22.68 ± 8.97

23.31 ± 6.63

0.86

Lumen areaa

24.66 ± 13.32

28.27 ± 12.22

0.52

40.25 ± 20.94

46.30 ± 28.47

0.59

Elastic fibresa

1.87 ± 1.36

2.45 ± 3.31

0.613

4.97 ± 3.05

9.05 ± 9.62

0.215

  1. Data are presented as the mean ± SD
  2. aThe wall, lumen and elastic fibres stained areas were normalized to the outer smooth muscle layer perimeter and are expressed as µm2/µm
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Allergy, Asthma & Clinical Immunology

ISSN: 1710-1492

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