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Table 2 Automated CALSA vs. CF-CT

From: Exploring the link between a novel approach for computer aided lung sound analysis and imaging biomarkers: a cross-sectional study

 

CF-CT score (%)

 

BE

Mucus

BWT

Parenchyma

Air trapping

Total

E/I ratio (log)

100–200 Hz

P = 0.146

P = 0.076

P = 0.052

P = 0.328

↗, P = 0.041*

P = 0.073

200–400 Hz

↗,P = 0.013*

↗, P = 0.003*

↗,P = 0.002*

P = 0.329

↗,P = 0.003*

↗,P < 0.001*

400–800 Hz

P = 0.078

P = 0.056

↗,P = 0.008*

P = 0.584

↗,P = 0.038*

↗,P = 0.015*

800–1600 Hz

P = 0.053

P = 0.126

↗,P = 0.031*

P = 0.982

↗,P = 0.022*

↗,P = 0.027*

Crackle count (sqrt)

Full cycle

P = 0.090

P = 0.242

P = 0.209

↗,P = 0.006*

↗,P = 0.030*

↗,P = 0.025*

Inspiration

↗,P = 0.038*

↗,P = 0.036*

P = 0.082

↗,P = 0.035*

↗,P = 0.021*

↗,P = 0.008*

Expiration

P = 0.173

P = 0.900

P = 0.358

↗,P = 0.003*

P = 0.070

P = 0.078

  1. P-values of the mixed-effects models are presented. Abbreviations: ↗, positive association; BE, bronchiectasis; BWT, bronchial wall thickening; E/I ratio, expiration-to-inspiration signal power ratio; sqrt, square root; *, P < 0.05.
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Respiratory Research

ISSN: 1465-993X

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