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Table 7 Logistic, multivariate regression model for the prediction of AE-COPD among the study population

From: Acute exacerbations of COPD are associated with significant activation of matrix metalloproteinase 9 irrespectively of airway obstruction, emphysema and infection

Variable

OR 95 %-CI

p value

activation of MMP-9

0.159 (0.031-0.816)

0.028

Age

1.064 (0.958-1.181)

0.244

Sex

2.535 (0.189-33.935)

0.482

Packs per year

0.978 (0.935-1.022)

0.320

FEV1 % predicted

1.027 (0.947-1.115)

0.513

RV % predicted

1.003 (0.974-1.033)

0.859

DLCO % predicted

0.952 (0.870-1.042)

0.286

Bacteriology

0.361 (0.043-3.055)

0.350

Virology

0.264 (0.014-4.919)

0.372

  1. AE acute exacerbation, FEV1 forced expiratory volume in one second, RV residual volume, DLCO diffusion capacity of the lung for carbon monoxide