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Table 2 Demographics, medical history, and Ultrasound findings in UIP and NSIP by HRCT involvement extent

From: Lung ultrasound for assessing disease progression in UIP and NSIP: a comparative study with HRCT and PFT/DLCO

Variable

UIP (n=35)

NSIP (n=30)

HRCT involvement

p-value

OR (95% CI)

HRCT involvement

p-value

OR (95% CI)

<50% (n=16)

>50% (n=19)

<50% (n=19)

>50% (n=11)

Male sex

87.5%

73.7%

0.309

0.4 (0.1, 2.4)

47.4%

27.3%

0.279

0.4 (0.1, 2.0)

Age

58.7 ± 8.9

62.1 ± 7.2

0.230

1.0 (0.9, 1.1)

56.1 ± 10.9

55.0 ± 10.3

0.779

1.0 (0.9, 1.1)

PMHβ

62.5%

41.2

0.130

0.3 (0.1, 1.3)

47.4%

63.6%

0.389

1.9 (0.4, 8.9)

Smoking

25.0%

26.3%

0.929

1.0 (0.2, 4.9)

15.8%

9.1%

0.603

0.5 (0.1, 5.8)

B-lines >18

62.5%

94.7%

0.018*

10.8 (1.1, 102.8)

52.9%

47.1%

0.177

2.9 (0.5, 14.7)

USα fragmentations >2

12.5%

68.4%

0.001*

15.1 (2.5, 88.9)

15.8%

9.1%

0.603

0.5 (0.1, 5.8)

Pleural Thickening

37.5%

68.4%

0.067

3.6 (0.8, 14.6)

31.6%

27.3%

0.804

0.8 (0.1, 4.1)

Number of B-lines

20.9 ± 6.0

27.2 ± 5.3

0.003*

1.2 (1.1, 1.4)

19.2 ± 9.7

22.3 ± 5.6

0.337

1.0 (0.9, 1.1)

  1. ¥Non-specific interstitial pneumonia, £Usual interstitial pneumonia, €High-resolution computer tomography, βPast medical history, αUltrasound
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