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Table 2 Levels of IL-8, TNF-α, NE and SLPI in sputum supernatants before and with acquisition of M catarrhalis (p values by Wilcoxon matched pairs rank test).

From: Moraxella catarrhalisacquisition, airway inflammation and protease-antiprotease balance in chronic obstructive pulmonary disease

 

Pre-acquisition Median

(Interquartile range)

Acquisition Median

(Interquartile range)

p value

IL-8 ng/ml

2.11 (5.09)

4.74 (17.5)

<0.001

TNF-α ng/ml

0 (0.02)

0.05 (0.15)

<0.001

NE nM/ml

0.12 (0.2)

8.42 (76.55)

<0.001

SLPI μg/ml

35.6 (47.75)

10.84 (24.19)

<0.001