Table 7

Multiple linear regression examining the relationship of body composition, airway inflammation and systemic inflammation, with lung function in females.

ERV (mL)

Unadjusted Model

Final Model

R-squared = 0.569

p < 0.001


Variable

β-Coefficient (95% CI)

p-value

β-Coefficient (95% CI)

p-value


Fat Mass - Android (g)

-0.20 (-0.39, -0.01)

0.037

-0.20 (-0.39, -0.01)

0.037

Lean Mass - Android (g)

-0.24 (-0.58, 0.11)

0.173

Age (years)

-20.7 (-30.7, -10.7)

< 0.001

-16.0 (-25.0, -7.0)

0.001

Height (cm)

11.4 (-29.0, 51.8)

0.564

-29.5 (-15.6, 74.5)

0.188


FEV1/FVC

Unadjusted Model

Final Model


R-squared=0.264

p= 0.020

Variable

β-Coefficient (95% CI)

p-value

β-Coefficient (95% CI)

p-value


%Sputum Neutrophils

-0.15 (-0.29, -0.05)

0.007

-0.13 (-0.23, -0.03)

0.012

Age (years)

-0.3 (-0.5, -0.1)

0.010

-0.1 (-0.3, 0.2)

0.561


ERV - expiratory reserve volume; FEV1 - forced expiratory volume in one second; FVC - forced vital capacity.

Scott et al. Respiratory Research 2012 13:10   doi:10.1186/1465-9921-13-10

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