Table 3 Multivariate analysis for predictors of change of outcome parameters at the 6-month follow-up corrected for gender and age.

From: Body composition impacts outcome of bronchoscopic lung volume reduction in patients with severe emphysema: a fully automated CT-based analysis

Parameter

Independents

B (95% CI)

p

ΔFEV1, mL

ΔRV

−0.44 (−.072 to −.017)

0.002

 

FEV1 baseline

−0.262 (−.386 to −.139

 < 0.001

 

ΔMuscle, Bar

0.409 (.293 to .525)

 < 0.001

ΔIVC, mL

ΔRV

−0.198 (−.262 to −.134)

 < 0.001

 

IVC baseline

−0.273 (−.375 to −.171)

 < 0.001

 

ΔMuscle, Bar

0.899 (.620 to 1.177)

 < 0.001

Δ6MWD, m

ΔRV

−6.91 (−19.7 to 5.9)

0.288

 

6MWD baseline

−0.347 (−.470 to −.223)

 < 0.001

 

ΔMuscle, Bar

226.2 (172 to 279)

 < 0.001

ΔCAT, points

ΔRV

0.400 (−.386 to 1.19)

0.316

 

CAT baseline

−0.457 (−.622 to −.292)

 < 0.001

 

ΔMuscle, Bar

−8.48 (−11 to −5)

 < 0.001

  1. 6MWD 6-min walking distance, CAT COPD Assessment Test, CI confidence interval, FEV1 forced expiratory volume in 1 s, IVC inspiratory vital capacity, RV residual volume, BAR bone adjusted ratio.
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