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The emphysema degree measured by HRCT in COPD patients with (n=10) or without (n=21) chronic colonization (= colonization at all visits) of Haemophilus influenzae in sputum during stable phase.
Notes: Data are presented as individual dots and bars for median and IQR. P-value for statistical significance between colonized and not colonized patients is shown in the figure.
Abbreviations: HRCT, high-resolution computed tomography; IQR, interquartile range.
