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Table 2 Mean (standard deviation) values of radiological scores for the healthy (N = 13) and IPF (N = 9) groups

From: Volumetric characteristics of idiopathic pulmonary fibrosis lungs: computational analyses of high-resolution computed tomography images of lung lobes

Variable

Zone

Healthy

IPF

p-value

Subpleural reticulation

Upper

2.31 (3.88)

38 (27)

< 0.001

Middle

0.00 (0.00)

51 (23)

< 0.001

Lower

0.00 (0.00)

72 (25)

< 0.001

Traction

Upper

0.00 (0.00)

7 (10)

0.003

Middle

0.00 (0.00)

24 (20)

< 0.001

Lower

0.00 (0.00)

47 (32)

< 0.001

Ground-glass opacification

Upper

0.00 (0.00)

16 (10)

< 0.001

Middle

0.00 (0.00)

30 (21)

< 0.001

Lower

0.00 (0.00)

49 (26)

< 0.001

Honeycombing

Upper

0.00 (0.00)

3 (7)

0.082

Middle

0.00 (0.00)

6 (11)

0.082

Lower

0.00 (0.00)

13 (14)

0.001

Emphysema

Upper

0.00 (0.00)

2 (7)

0.247

Middle

0.00 (0.00)

1 (3)

0.247

Lower

0.00 (0.00)

0 (0)

N/A

  1. We used the t-test to evaluate the statistical significance of differences in the meanvalues between the two groups and made the family-wise Bonferroni correction to the p-values. Abbreviation: IPF idiopathic pulmonary fibrosis